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1484 lines
177 KiB
HTML
1484 lines
177 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta name="description" content="Provide valuable, actionable feedback to your users with HTML5 form validation, via browser default behaviors or custom styles and JavaScript.">
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<meta name="author" content="Mark Otto, Jacob Thornton, and Bootstrap contributors">
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<meta name="generator" content="Hugo 0.104.2">
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<meta name="docsearch:language" content="en">
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<meta name="docsearch:version" content="5.2">
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<title>Validation · Bootstrap v5.2</title>
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<link rel="canonical" href="https://getbootstrap.com/docs/5.2/forms/validation/"><link rel="preconnect" href="https://AK7KMZKZHQ-dsn.algolia.net" crossorigin>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@docsearch/css@3">
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<link href="/docs/5.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi" crossorigin="anonymous">
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<link href="/docs/5.2/assets/css/docs.css" rel="stylesheet">
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<meta name="twitter:site" content="@getbootstrap">
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<meta name="twitter:creator" content="@getbootstrap">
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<meta name="twitter:title" content="Validation">
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<meta name="twitter:description" content="Provide valuable, actionable feedback to your users with HTML5 form validation, via browser default behaviors or custom styles and JavaScript.">
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<meta property="og:title" content="Validation">
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<meta property="og:description" content="Provide valuable, actionable feedback to your users with HTML5 form validation, via browser default behaviors or custom styles and JavaScript.">
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ga('create', 'UA-146052-10', 'getbootstrap.com');
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ga('send', 'pageview');
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<body>
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<a class="d-inline-flex p-2 m-1" href="#content">Skip to main content</a>
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<title>Check</title>
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<header class="navbar navbar-expand-lg navbar-dark bd-navbar sticky-top">
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<span class="d-none fs-6 pe-1">Browse</span>
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<a class="navbar-brand p-0 me-0 me-lg-2" href="/" aria-label="Bootstrap">
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<svg xmlns="http://www.w3.org/2000/svg" width="40" height="32" class="d-block my-1" viewBox="0 0 118 94" role="img"><title>Bootstrap</title><path fill-rule="evenodd" clip-rule="evenodd" d="M24.509 0c-6.733 0-11.715 5.893-11.492 12.284.214 6.14-.064 14.092-2.066 20.577C8.943 39.365 5.547 43.485 0 44.014v5.972c5.547.529 8.943 4.649 10.951 11.153 2.002 6.485 2.28 14.437 2.066 20.577C12.794 88.106 17.776 94 24.51 94H93.5c6.733 0 11.714-5.893 11.491-12.284-.214-6.14.064-14.092 2.066-20.577 2.009-6.504 5.396-10.624 10.943-11.153v-5.972c-5.547-.529-8.934-4.649-10.943-11.153-2.002-6.484-2.28-14.437-2.066-20.577C105.214 5.894 100.233 0 93.5 0H24.508zM80 57.863C80 66.663 73.436 72 62.543 72H44a2 2 0 01-2-2V24a2 2 0 012-2h18.437c9.083 0 15.044 4.92 15.044 12.474 0 5.302-4.01 10.049-9.119 10.88v.277C75.317 46.394 80 51.21 80 57.863zM60.521 28.34H49.948v14.934h8.905c6.884 0 10.68-2.772 10.68-7.727 0-4.643-3.264-7.207-9.012-7.207zM49.948 49.2v16.458H60.91c7.167 0 10.964-2.876 10.964-8.281 0-5.406-3.903-8.178-11.425-8.178H49.948z" fill="currentColor"/></svg>
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</a>
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<div class="d-flex">
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<div class="bd-search" id="docsearch" data-bd-docs-version="5.2"></div>
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<button class="navbar-toggler d-flex d-lg-none order-3 p-2" type="button" data-bs-toggle="offcanvas" data-bs-target="#bdNavbar" aria-controls="bdNavbar" aria-label="Toggle navigation">
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<div class="offcanvas-lg offcanvas-end flex-grow-1" tabindex="-1" id="bdNavbar" aria-labelledby="bdNavbarOffcanvasLabel" data-bs-scroll="true">
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<div class="offcanvas-header px-4 pb-0">
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<h5 class="offcanvas-title text-white" id="bdNavbarOffcanvasLabel">Bootstrap</h5>
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<ul class="navbar-nav flex-row flex-wrap bd-navbar-nav">
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2 active" aria-current="true" href="/docs/5.2/getting-started/introduction/" onclick="ga('send', 'event', 'Navbar', 'Community links', 'Docs');">Docs</a>
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2" href="https://icons.getbootstrap.com/" onclick="ga('send', 'event', 'Navbar', 'Community links', 'Icons');" target="_blank" rel="noopener">Icons</a>
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2" href="https://themes.getbootstrap.com/" onclick="ga('send', 'event', 'Navbar', 'Community links', 'Themes');" target="_blank" rel="noopener">Themes</a>
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<a class="nav-link py-2 px-0 px-lg-2" href="https://blog.getbootstrap.com/" onclick="ga('send', 'event', 'Navbar', 'Community links', 'Blog');" target="_blank" rel="noopener">Blog</a>
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<ul class="navbar-nav flex-row flex-wrap ms-md-auto">
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2" href="https://github.com/twbs" target="_blank" rel="noopener">
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<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" class="navbar-nav-svg" viewBox="0 0 512 499.36" role="img"><title>GitHub</title><path fill="currentColor" fill-rule="evenodd" d="M256 0C114.64 0 0 114.61 0 256c0 113.09 73.34 209 175.08 242.9 12.8 2.35 17.47-5.56 17.47-12.34 0-6.08-.22-22.18-.35-43.54-71.2 15.49-86.2-34.34-86.2-34.34-11.64-29.57-28.42-37.45-28.42-37.45-23.27-15.84 1.73-15.55 1.73-15.55 25.69 1.81 39.21 26.38 39.21 26.38 22.84 39.12 59.92 27.82 74.5 21.27 2.33-16.54 8.94-27.82 16.25-34.22-56.84-6.43-116.6-28.43-116.6-126.49 0-27.95 10-50.8 26.35-68.69-2.63-6.48-11.42-32.5 2.51-67.75 0 0 21.49-6.88 70.4 26.24a242.65 242.65 0 0 1 128.18 0c48.87-33.13 70.33-26.24 70.33-26.24 14 35.25 5.18 61.27 2.55 67.75 16.41 17.9 26.31 40.75 26.31 68.69 0 98.35-59.85 120-116.88 126.32 9.19 7.9 17.38 23.53 17.38 47.41 0 34.22-.31 61.83-.31 70.23 0 6.85 4.61 14.81 17.6 12.31C438.72 464.97 512 369.08 512 256.02 512 114.62 397.37 0 256 0z"/></svg>
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<small class="d-lg-none ms-2">GitHub</small>
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</a>
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</li>
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2" href="https://twitter.com/getbootstrap" target="_blank" rel="noopener">
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<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" class="navbar-nav-svg" viewBox="0 0 512 416.32" role="img"><title>Twitter</title><path fill="currentColor" d="M160.83 416.32c193.2 0 298.92-160.22 298.92-298.92 0-4.51 0-9-.2-13.52A214 214 0 0 0 512 49.38a212.93 212.93 0 0 1-60.44 16.6 105.7 105.7 0 0 0 46.3-58.19 209 209 0 0 1-66.79 25.37 105.09 105.09 0 0 0-181.73 71.91 116.12 116.12 0 0 0 2.66 24c-87.28-4.3-164.73-46.3-216.56-109.82A105.48 105.48 0 0 0 68 159.6a106.27 106.27 0 0 1-47.53-13.11v1.43a105.28 105.28 0 0 0 84.21 103.06 105.67 105.67 0 0 1-47.33 1.84 105.06 105.06 0 0 0 98.14 72.94A210.72 210.72 0 0 1 25 370.84a202.17 202.17 0 0 1-25-1.43 298.85 298.85 0 0 0 160.83 46.92"/></svg>
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<small class="d-lg-none ms-2">Twitter</small>
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</a>
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<li class="nav-item col-6 col-lg-auto">
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<a class="nav-link py-2 px-0 px-lg-2" href="https://opencollective.com/bootstrap" target="_blank" rel="noopener">
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<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" fill-rule="evenodd" class="navbar-nav-svg" viewBox="0 0 40 41" role="img"><title>Open Collective</title><path fill-opacity=".4" d="M32.8 21c0 2.4-.8 4.9-2 6.9l5.1 5.1c2.5-3.4 4.1-7.6 4.1-12 0-4.6-1.6-8.8-4-12.2L30.7 14c1.2 2 2 4.3 2 7z"/><path d="M20 33.7a12.8 12.8 0 0 1 0-25.6c2.6 0 5 .7 7 2.1L32 5a20 20 0 1 0 .1 31.9l-5-5.2a13 13 0 0 1-7 2z"/></svg>
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<small class="d-lg-none ms-2">Open Collective</small>
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</a>
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</li>
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<li class="nav-item py-1 col-12 col-lg-auto">
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<div class="vr d-none d-lg-flex h-100 mx-lg-2 text-white"></div>
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<hr class="d-lg-none text-white-50">
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</li>
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<li class="nav-item dropdown">
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<button type="button" class="btn btn-link nav-link py-2 px-0 px-lg-2 dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false" data-bs-display="static">
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<span class="d-lg-none" aria-hidden="true">Bootstrap</span><span class="visually-hidden">Bootstrap </span> v5.2 <span class="visually-hidden">(switch to other versions)</span>
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</button>
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<ul class="dropdown-menu dropdown-menu-end">
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<li><h6 class="dropdown-header">v5 releases</h6></li>
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<li>
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<a class="dropdown-item current" aria-current="true" href="/docs/5.2/forms/validation/">
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Latest (5.2.x)
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</a>
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</li>
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<li>
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<a class="dropdown-item" href="https://getbootstrap.com/docs/5.1/forms/validation/">v5.1.3</a>
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</li>
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<li>
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<a class="dropdown-item" href="https://getbootstrap.com/docs/5.0/forms/validation/">v5.0.2</a>
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</li>
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<li><hr class="dropdown-divider"></li>
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<li><h6 class="dropdown-header">Previous releases</h6></li>
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<li><a class="dropdown-item" href="https://getbootstrap.com/docs/4.6/">v4.6.x</a></li>
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<li><a class="dropdown-item" href="https://getbootstrap.com/docs/3.4/">v3.4.1</a></li>
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<li><a class="dropdown-item" href="https://getbootstrap.com/2.3.2/">v2.3.2</a></li>
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<li><a class="dropdown-item" href="/docs/versions/">All versions</a></li>
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</nav>
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</header>
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<div class="container-xxl bd-gutter mt-3 my-md-4 bd-layout">
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<aside class="bd-sidebar">
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<div class="offcanvas-lg offcanvas-start" tabindex="-1" id="bdSidebar" aria-labelledby="bdSidebarOffcanvasLabel">
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<div class="offcanvas-header border-bottom">
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<h5 class="offcanvas-title" id="bdSidebarOffcanvasLabel">Browse docs</h5>
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<button type="button" class="btn-close" data-bs-dismiss="offcanvas" aria-label="Close" data-bs-target="#bdSidebar"></button>
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<div class="offcanvas-body">
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<nav class="bd-links w-100" id="bd-docs-nav" aria-label="Docs navigation"><ul class="bd-links-nav list-unstyled mb-0 pb-3 pb-md-2 pe-lg-2">
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<li class="bd-links-group py-2">
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<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
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<svg class="bi me-2" style="color: var(--bs-indigo);" aria-hidden="true"><use xlink:href="#book-half"></use></svg>
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Getting started
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</strong>
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<ul class="list-unstyled fw-normal pb-2 small">
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<li><a href="/docs/5.2/getting-started/introduction/" class="bd-links-link d-inline-block rounded">Introduction</a></li>
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<li><a href="/docs/5.2/getting-started/download/" class="bd-links-link d-inline-block rounded">Download</a></li>
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<li><a href="/docs/5.2/getting-started/contents/" class="bd-links-link d-inline-block rounded">Contents</a></li>
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<li><a href="/docs/5.2/getting-started/browsers-devices/" class="bd-links-link d-inline-block rounded">Browsers & devices</a></li>
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<li><a href="/docs/5.2/getting-started/javascript/" class="bd-links-link d-inline-block rounded">JavaScript</a></li>
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<li><a href="/docs/5.2/getting-started/webpack/" class="bd-links-link d-inline-block rounded">Webpack</a></li>
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<li><a href="/docs/5.2/getting-started/parcel/" class="bd-links-link d-inline-block rounded">Parcel</a></li>
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<li><a href="/docs/5.2/getting-started/vite/" class="bd-links-link d-inline-block rounded">Vite</a></li>
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<li><a href="/docs/5.2/getting-started/accessibility/" class="bd-links-link d-inline-block rounded">Accessibility</a></li>
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<li><a href="/docs/5.2/getting-started/rfs/" class="bd-links-link d-inline-block rounded">RFS</a></li>
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<li><a href="/docs/5.2/getting-started/rtl/" class="bd-links-link d-inline-block rounded">RTL</a></li>
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<li><a href="/docs/5.2/getting-started/contribute/" class="bd-links-link d-inline-block rounded">Contribute</a></li>
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</ul>
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</li>
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<li class="bd-links-group py-2">
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<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
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<svg class="bi me-2" style="color: var(--bs-pink);" aria-hidden="true"><use xlink:href="#palette2"></use></svg>
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Customize
|
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</strong>
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<ul class="list-unstyled fw-normal pb-2 small">
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<li><a href="/docs/5.2/customize/overview/" class="bd-links-link d-inline-block rounded">Overview</a></li>
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<li><a href="/docs/5.2/customize/sass/" class="bd-links-link d-inline-block rounded">Sass</a></li>
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<li><a href="/docs/5.2/customize/options/" class="bd-links-link d-inline-block rounded">Options</a></li>
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<li><a href="/docs/5.2/customize/color/" class="bd-links-link d-inline-block rounded">Color</a></li>
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<li><a href="/docs/5.2/customize/components/" class="bd-links-link d-inline-block rounded">Components</a></li>
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<li><a href="/docs/5.2/customize/css-variables/" class="bd-links-link d-inline-block rounded">CSS variables</a></li>
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<li><a href="/docs/5.2/customize/optimize/" class="bd-links-link d-inline-block rounded">Optimize</a></li>
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</ul>
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</li>
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<li class="bd-links-group py-2">
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<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
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<svg class="bi me-2" style="color: var(--bs-teal);" aria-hidden="true"><use xlink:href="#grid-fill"></use></svg>
|
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Layout
|
|
</strong>
|
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<ul class="list-unstyled fw-normal pb-2 small">
|
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<li><a href="/docs/5.2/layout/breakpoints/" class="bd-links-link d-inline-block rounded">Breakpoints</a></li>
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<li><a href="/docs/5.2/layout/containers/" class="bd-links-link d-inline-block rounded">Containers</a></li>
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<li><a href="/docs/5.2/layout/grid/" class="bd-links-link d-inline-block rounded">Grid</a></li>
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<li><a href="/docs/5.2/layout/columns/" class="bd-links-link d-inline-block rounded">Columns</a></li>
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<li><a href="/docs/5.2/layout/gutters/" class="bd-links-link d-inline-block rounded">Gutters</a></li>
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<li><a href="/docs/5.2/layout/utilities/" class="bd-links-link d-inline-block rounded">Utilities</a></li>
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<li><a href="/docs/5.2/layout/z-index/" class="bd-links-link d-inline-block rounded">Z-index</a></li>
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<li><a href="/docs/5.2/layout/css-grid/" class="bd-links-link d-inline-block rounded">CSS Grid</a></li>
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</ul>
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</li>
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<li class="bd-links-group py-2">
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<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
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<svg class="bi me-2" style="color: var(--bs-gray);" aria-hidden="true"><use xlink:href="#file-earmark-richtext"></use></svg>
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Content
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/content/reboot/" class="bd-links-link d-inline-block rounded">Reboot</a></li>
|
|
<li><a href="/docs/5.2/content/typography/" class="bd-links-link d-inline-block rounded">Typography</a></li>
|
|
<li><a href="/docs/5.2/content/images/" class="bd-links-link d-inline-block rounded">Images</a></li>
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|
<li><a href="/docs/5.2/content/tables/" class="bd-links-link d-inline-block rounded">Tables</a></li>
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<li><a href="/docs/5.2/content/figures/" class="bd-links-link d-inline-block rounded">Figures</a></li>
|
|
</ul>
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</li>
|
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<li class="bd-links-group py-2">
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<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
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<svg class="bi me-2" style="color: var(--bs-blue);" aria-hidden="true"><use xlink:href="#ui-radios"></use></svg>
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Forms
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/forms/overview/" class="bd-links-link d-inline-block rounded">Overview</a></li>
|
|
<li><a href="/docs/5.2/forms/form-control/" class="bd-links-link d-inline-block rounded">Form control</a></li>
|
|
<li><a href="/docs/5.2/forms/select/" class="bd-links-link d-inline-block rounded">Select</a></li>
|
|
<li><a href="/docs/5.2/forms/checks-radios/" class="bd-links-link d-inline-block rounded">Checks & radios</a></li>
|
|
<li><a href="/docs/5.2/forms/range/" class="bd-links-link d-inline-block rounded">Range</a></li>
|
|
<li><a href="/docs/5.2/forms/input-group/" class="bd-links-link d-inline-block rounded">Input group</a></li>
|
|
<li><a href="/docs/5.2/forms/floating-labels/" class="bd-links-link d-inline-block rounded">Floating labels</a></li>
|
|
<li><a href="/docs/5.2/forms/layout/" class="bd-links-link d-inline-block rounded">Layout</a></li>
|
|
<li><a href="/docs/5.2/forms/validation/" class="bd-links-link d-inline-block rounded active" aria-current="page">Validation</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-group py-2">
|
|
<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
|
<svg class="bi me-2" style="color: var(--bs-cyan);" aria-hidden="true"><use xlink:href="#menu-button-wide-fill"></use></svg>
|
|
Components
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/components/accordion/" class="bd-links-link d-inline-block rounded">Accordion</a></li>
|
|
<li><a href="/docs/5.2/components/alerts/" class="bd-links-link d-inline-block rounded">Alerts</a></li>
|
|
<li><a href="/docs/5.2/components/badge/" class="bd-links-link d-inline-block rounded">Badge</a></li>
|
|
<li><a href="/docs/5.2/components/breadcrumb/" class="bd-links-link d-inline-block rounded">Breadcrumb</a></li>
|
|
<li><a href="/docs/5.2/components/buttons/" class="bd-links-link d-inline-block rounded">Buttons</a></li>
|
|
<li><a href="/docs/5.2/components/button-group/" class="bd-links-link d-inline-block rounded">Button group</a></li>
|
|
<li><a href="/docs/5.2/components/card/" class="bd-links-link d-inline-block rounded">Card</a></li>
|
|
<li><a href="/docs/5.2/components/carousel/" class="bd-links-link d-inline-block rounded">Carousel</a></li>
|
|
<li><a href="/docs/5.2/components/close-button/" class="bd-links-link d-inline-block rounded">Close button</a></li>
|
|
<li><a href="/docs/5.2/components/collapse/" class="bd-links-link d-inline-block rounded">Collapse</a></li>
|
|
<li><a href="/docs/5.2/components/dropdowns/" class="bd-links-link d-inline-block rounded">Dropdowns</a></li>
|
|
<li><a href="/docs/5.2/components/list-group/" class="bd-links-link d-inline-block rounded">List group</a></li>
|
|
<li><a href="/docs/5.2/components/modal/" class="bd-links-link d-inline-block rounded">Modal</a></li>
|
|
<li><a href="/docs/5.2/components/navbar/" class="bd-links-link d-inline-block rounded">Navbar</a></li>
|
|
<li><a href="/docs/5.2/components/navs-tabs/" class="bd-links-link d-inline-block rounded">Navs & tabs</a></li>
|
|
<li><a href="/docs/5.2/components/offcanvas/" class="bd-links-link d-inline-block rounded">Offcanvas</a></li>
|
|
<li><a href="/docs/5.2/components/pagination/" class="bd-links-link d-inline-block rounded">Pagination</a></li>
|
|
<li><a href="/docs/5.2/components/placeholders/" class="bd-links-link d-inline-block rounded">Placeholders</a></li>
|
|
<li><a href="/docs/5.2/components/popovers/" class="bd-links-link d-inline-block rounded">Popovers</a></li>
|
|
<li><a href="/docs/5.2/components/progress/" class="bd-links-link d-inline-block rounded">Progress</a></li>
|
|
<li><a href="/docs/5.2/components/scrollspy/" class="bd-links-link d-inline-block rounded">Scrollspy</a></li>
|
|
<li><a href="/docs/5.2/components/spinners/" class="bd-links-link d-inline-block rounded">Spinners</a></li>
|
|
<li><a href="/docs/5.2/components/toasts/" class="bd-links-link d-inline-block rounded">Toasts</a></li>
|
|
<li><a href="/docs/5.2/components/tooltips/" class="bd-links-link d-inline-block rounded">Tooltips</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-group py-2">
|
|
<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
|
<svg class="bi me-2" style="color: var(--bs-orange);" aria-hidden="true"><use xlink:href="#magic"></use></svg>
|
|
Helpers
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/helpers/clearfix/" class="bd-links-link d-inline-block rounded">Clearfix</a></li>
|
|
<li><a href="/docs/5.2/helpers/color-background/" class="bd-links-link d-inline-block rounded">Color & background</a></li>
|
|
<li><a href="/docs/5.2/helpers/colored-links/" class="bd-links-link d-inline-block rounded">Colored links</a></li>
|
|
<li><a href="/docs/5.2/helpers/position/" class="bd-links-link d-inline-block rounded">Position</a></li>
|
|
<li><a href="/docs/5.2/helpers/ratio/" class="bd-links-link d-inline-block rounded">Ratio</a></li>
|
|
<li><a href="/docs/5.2/helpers/stacks/" class="bd-links-link d-inline-block rounded">Stacks</a></li>
|
|
<li><a href="/docs/5.2/helpers/stretched-link/" class="bd-links-link d-inline-block rounded">Stretched link</a></li>
|
|
<li><a href="/docs/5.2/helpers/text-truncation/" class="bd-links-link d-inline-block rounded">Text truncation</a></li>
|
|
<li><a href="/docs/5.2/helpers/vertical-rule/" class="bd-links-link d-inline-block rounded">Vertical rule</a></li>
|
|
<li><a href="/docs/5.2/helpers/visually-hidden/" class="bd-links-link d-inline-block rounded">Visually hidden</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-group py-2">
|
|
<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
|
<svg class="bi me-2" style="color: var(--bs-red);" aria-hidden="true"><use xlink:href="#braces-asterisk"></use></svg>
|
|
Utilities
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/utilities/api/" class="bd-links-link d-inline-block rounded">API</a></li>
|
|
<li><a href="/docs/5.2/utilities/background/" class="bd-links-link d-inline-block rounded">Background</a></li>
|
|
<li><a href="/docs/5.2/utilities/borders/" class="bd-links-link d-inline-block rounded">Borders</a></li>
|
|
<li><a href="/docs/5.2/utilities/colors/" class="bd-links-link d-inline-block rounded">Colors</a></li>
|
|
<li><a href="/docs/5.2/utilities/display/" class="bd-links-link d-inline-block rounded">Display</a></li>
|
|
<li><a href="/docs/5.2/utilities/flex/" class="bd-links-link d-inline-block rounded">Flex</a></li>
|
|
<li><a href="/docs/5.2/utilities/float/" class="bd-links-link d-inline-block rounded">Float</a></li>
|
|
<li><a href="/docs/5.2/utilities/interactions/" class="bd-links-link d-inline-block rounded">Interactions</a></li>
|
|
<li><a href="/docs/5.2/utilities/opacity/" class="bd-links-link d-inline-block rounded">Opacity</a></li>
|
|
<li><a href="/docs/5.2/utilities/overflow/" class="bd-links-link d-inline-block rounded">Overflow</a></li>
|
|
<li><a href="/docs/5.2/utilities/position/" class="bd-links-link d-inline-block rounded">Position</a></li>
|
|
<li><a href="/docs/5.2/utilities/shadows/" class="bd-links-link d-inline-block rounded">Shadows</a></li>
|
|
<li><a href="/docs/5.2/utilities/sizing/" class="bd-links-link d-inline-block rounded">Sizing</a></li>
|
|
<li><a href="/docs/5.2/utilities/spacing/" class="bd-links-link d-inline-block rounded">Spacing</a></li>
|
|
<li><a href="/docs/5.2/utilities/text/" class="bd-links-link d-inline-block rounded">Text</a></li>
|
|
<li><a href="/docs/5.2/utilities/vertical-align/" class="bd-links-link d-inline-block rounded">Vertical align</a></li>
|
|
<li><a href="/docs/5.2/utilities/visibility/" class="bd-links-link d-inline-block rounded">Visibility</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-group py-2">
|
|
<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
|
<svg class="bi me-2" style="color: var(--bs-blue);" aria-hidden="true"><use xlink:href="#tools"></use></svg>
|
|
Extend
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/extend/approach/" class="bd-links-link d-inline-block rounded">Approach</a></li>
|
|
<li><a href="/docs/5.2/extend/icons/" class="bd-links-link d-inline-block rounded">Icons</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-group py-2">
|
|
<strong class="bd-links-heading d-flex w-100 align-items-center fw-semibold">
|
|
<svg class="bi me-2" style="color: var(--bs-indigo);" aria-hidden="true"><use xlink:href="#globe2"></use></svg>
|
|
About
|
|
</strong>
|
|
|
|
<ul class="list-unstyled fw-normal pb-2 small">
|
|
<li><a href="/docs/5.2/about/overview/" class="bd-links-link d-inline-block rounded">Overview</a></li>
|
|
<li><a href="/docs/5.2/about/team/" class="bd-links-link d-inline-block rounded">Team</a></li>
|
|
<li><a href="/docs/5.2/about/brand/" class="bd-links-link d-inline-block rounded">Brand</a></li>
|
|
<li><a href="/docs/5.2/about/license/" class="bd-links-link d-inline-block rounded">License</a></li>
|
|
<li><a href="/docs/5.2/about/translations/" class="bd-links-link d-inline-block rounded">Translations</a></li>
|
|
</ul>
|
|
</li>
|
|
<li class="bd-links-span-all mt-1 mb-3 mx-4 border-top"></li>
|
|
<li class="bd-links-span-all">
|
|
<a href="/docs/5.2/migration/" class="bd-links-link d-inline-block rounded small ">
|
|
Migration
|
|
</a>
|
|
</li>
|
|
</ul>
|
|
</nav>
|
|
|
|
</div>
|
|
</div>
|
|
</aside>
|
|
|
|
<main class="bd-main order-1">
|
|
<div class="bd-intro pt-2 ps-lg-2">
|
|
<div class="d-md-flex flex-md-row-reverse align-items-center justify-content-between">
|
|
<a class="btn btn-sm btn-bd-light mb-3 mb-md-0 rounded-2" href="https://github.com/twbs/bootstrap/blob/v5.2.2/site/content/docs/5.2/forms/validation.md" title="View and edit this file on GitHub" target="_blank" rel="noopener">
|
|
View on GitHub
|
|
</a>
|
|
<h1 class="bd-title mb-0" id="content">Validation</h1>
|
|
</div>
|
|
<p class="bd-lead">Provide valuable, actionable feedback to your users with HTML5 form validation, via browser default behaviors or custom styles and JavaScript.</p>
|
|
<script async src="https://cdn.carbonads.com/carbon.js?serve=CKYIKKJL&placement=getbootstrapcom" id="_carbonads_js"></script>
|
|
|
|
</div>
|
|
|
|
|
|
<div class="bd-toc mt-3 mb-5 my-lg-0 ps-xl-3 mb-lg-5 text-muted">
|
|
<button class="btn btn-link link-dark p-md-0 mb-2 mb-md-0 text-decoration-none bd-toc-toggle d-md-none" type="button" data-bs-toggle="collapse" data-bs-target="#tocContents" aria-expanded="false" aria-controls="tocContents">
|
|
On this page
|
|
<svg class="bi d-md-none ms-2" aria-hidden="true"><use xlink:href="#chevron-expand"></use></svg>
|
|
</button>
|
|
<strong class="d-none d-md-block h6 my-2">On this page</strong>
|
|
<hr class="d-none d-md-block my-2">
|
|
<div class="collapse bd-toc-collapse" id="tocContents">
|
|
<nav id="TableOfContents">
|
|
<ul>
|
|
<li><a href="#how-it-works">How it works</a></li>
|
|
<li><a href="#custom-styles">Custom styles</a></li>
|
|
<li><a href="#browser-defaults">Browser defaults</a></li>
|
|
<li><a href="#server-side">Server side</a></li>
|
|
<li><a href="#supported-elements">Supported elements</a></li>
|
|
<li><a href="#tooltips">Tooltips</a></li>
|
|
<li><a href="#sass">Sass</a>
|
|
<ul>
|
|
<li><a href="#variables">Variables</a></li>
|
|
<li><a href="#mixins">Mixins</a></li>
|
|
<li><a href="#map">Map</a></li>
|
|
<li><a href="#loop">Loop</a></li>
|
|
<li><a href="#customizing">Customizing</a></li>
|
|
</ul>
|
|
</li>
|
|
</ul>
|
|
</nav>
|
|
</div>
|
|
</div>
|
|
|
|
|
|
<div class="bd-content ps-lg-2">
|
|
|
|
|
|
<div class="bd-callout bd-callout-warning">
|
|
We are aware that currently the client-side custom validation styles and tooltips are not accessible, since they are not exposed to assistive technologies. While we work on a solution, we’d recommend either using the server-side option or the default browser validation method.
|
|
</div>
|
|
|
|
<h2 id="how-it-works">How it works <a class="anchor-link" href="#how-it-works" aria-label="Link to this section: How it works"></a></h2>
|
|
<p>Here’s how form validation works with Bootstrap:</p>
|
|
<ul>
|
|
<li>HTML form validation is applied via CSS’s two pseudo-classes, <code>:invalid</code> and <code>:valid</code>. It applies to <code><input></code>, <code><select></code>, and <code><textarea></code> elements.</li>
|
|
<li>Bootstrap scopes the <code>:invalid</code> and <code>:valid</code> styles to parent <code>.was-validated</code> class, usually applied to the <code><form></code>. Otherwise, any required field without a value shows up as invalid on page load. This way, you may choose when to activate them (typically after form submission is attempted).</li>
|
|
<li>To reset the appearance of the form (for instance, in the case of dynamic form submissions using AJAX), remove the <code>.was-validated</code> class from the <code><form></code> again after submission.</li>
|
|
<li>As a fallback, <code>.is-invalid</code> and <code>.is-valid</code> classes may be used instead of the pseudo-classes for <a href="#server-side">server-side validation</a>. They do not require a <code>.was-validated</code> parent class.</li>
|
|
<li>Due to constraints in how CSS works, we cannot (at present) apply styles to a <code><label></code> that comes before a form control in the DOM without the help of custom JavaScript.</li>
|
|
<li>All modern browsers support the <a href="https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#the-constraint-validation-api">constraint validation API</a>, a series of JavaScript methods for validating form controls.</li>
|
|
<li>Feedback messages may utilize the <a href="#browser-defaults">browser defaults</a> (different for each browser, and unstylable via CSS) or our custom feedback styles with additional HTML and CSS.</li>
|
|
<li>You may provide custom validity messages with <code>setCustomValidity</code> in JavaScript.</li>
|
|
</ul>
|
|
<p>With that in mind, consider the following demos for our custom form validation styles, optional server-side classes, and browser defaults.</p>
|
|
<h2 id="custom-styles">Custom styles <a class="anchor-link" href="#custom-styles" aria-label="Link to this section: Custom styles"></a></h2>
|
|
<p>For custom Bootstrap form validation messages, you’ll need to add the <code>novalidate</code> boolean attribute to your <code><form></code>. This disables the browser default feedback tooltips, but still provides access to the form validation APIs in JavaScript. Try to submit the form below; our JavaScript will intercept the submit button and relay feedback to you. When attempting to submit, you’ll see the <code>:invalid</code> and <code>:valid</code> styles applied to your form controls.</p>
|
|
<p>Custom feedback styles apply custom colors, borders, focus styles, and background icons to better communicate feedback. Background icons for <code><select></code>s are only available with <code>.form-select</code>, and not <code>.form-control</code>.</p>
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="bd-example">
|
|
<form class="row g-3 needs-validation" novalidate>
|
|
<div class="col-md-4">
|
|
<label for="validationCustom01" class="form-label">First name</label>
|
|
<input type="text" class="form-control" id="validationCustom01" value="Mark" required>
|
|
<div class="valid-feedback">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationCustom02" class="form-label">Last name</label>
|
|
<input type="text" class="form-control" id="validationCustom02" value="Otto" required>
|
|
<div class="valid-feedback">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationCustomUsername" class="form-label">Username</label>
|
|
<div class="input-group has-validation">
|
|
<span class="input-group-text" id="inputGroupPrepend">@</span>
|
|
<input type="text" class="form-control" id="validationCustomUsername" aria-describedby="inputGroupPrepend" required>
|
|
<div class="invalid-feedback">
|
|
Please choose a username.
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="col-md-6">
|
|
<label for="validationCustom03" class="form-label">City</label>
|
|
<input type="text" class="form-control" id="validationCustom03" required>
|
|
<div class="invalid-feedback">
|
|
Please provide a valid city.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationCustom04" class="form-label">State</label>
|
|
<select class="form-select" id="validationCustom04" required>
|
|
<option selected disabled value="">Choose...</option>
|
|
<option>...</option>
|
|
</select>
|
|
<div class="invalid-feedback">
|
|
Please select a valid state.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationCustom05" class="form-label">Zip</label>
|
|
<input type="text" class="form-control" id="validationCustom05" required>
|
|
<div class="invalid-feedback">
|
|
Please provide a valid zip.
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<div class="form-check">
|
|
<input class="form-check-input" type="checkbox" value="" id="invalidCheck" required>
|
|
<label class="form-check-label" for="invalidCheck">
|
|
Agree to terms and conditions
|
|
</label>
|
|
<div class="invalid-feedback">
|
|
You must agree before submitting.
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<button class="btn btn-primary" type="submit">Submit form</button>
|
|
</div>
|
|
</form>
|
|
</div><div class="d-flex align-items-center highlight-toolbar bg-light ps-3 pe-2 py-1">
|
|
<small class="font-monospace text-muted text-uppercase">html</small>
|
|
<div class="d-flex ms-auto">
|
|
<button type="button" class="btn-edit text-nowrap" title="Try it on StackBlitz">
|
|
<svg class="bi" role="img" aria-label="Try it"><use xlink:href="#lightning-charge-fill"/></svg>
|
|
</button>
|
|
<button type="button" class="btn-clipboard mt-0 me-0" title="Copy to clipboard">
|
|
<svg class="bi" role="img" aria-label="Copy"><use xlink:href="#clipboard"/></svg>
|
|
</button>
|
|
</div>
|
|
</div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-html" data-lang="html"><span class="line"><span class="cl"><span class="p"><</span><span class="nt">form</span> <span class="na">class</span><span class="o">=</span><span class="s">"row g-3 needs-validation"</span> <span class="na">novalidate</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustom01"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>First name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustom01"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Mark"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustom02"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Last name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustom02"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Otto"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustomUsername"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Username<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group has-validation"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">span</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group-text"</span> <span class="na">id</span><span class="o">=</span><span class="s">"inputGroupPrepend"</span><span class="p">></span>@<span class="p"></</span><span class="nt">span</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustomUsername"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"inputGroupPrepend"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please choose a username.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-6"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustom03"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>City<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustom03"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid city.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustom04"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>State<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">select</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-select"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustom04"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">selected</span> <span class="na">disabled</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span><span class="p">></span>Choose...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span><span class="p">></span>...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">select</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please select a valid state.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationCustom05"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Zip<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationCustom05"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid zip.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input"</span> <span class="na">type</span><span class="o">=</span><span class="s">"checkbox"</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span> <span class="na">id</span><span class="o">=</span><span class="s">"invalidCheck"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"invalidCheck"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Agree to terms and conditions
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> You must agree before submitting.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">button</span> <span class="na">class</span><span class="o">=</span><span class="s">"btn btn-primary"</span> <span class="na">type</span><span class="o">=</span><span class="s">"submit"</span><span class="p">></span>Submit form<span class="p"></</span><span class="nt">button</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"><span class="p"></</span><span class="nt">form</span><span class="p">></span></span></span></code></pre></div></div>
|
|
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-js" data-lang="js"><span class="line"><span class="cl"><span class="c1">// Example starter JavaScript for disabling form submissions if there are invalid fields
|
|
</span></span></span><span class="line"><span class="cl"><span class="c1"></span><span class="p">(()</span> <span class="p">=></span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s1">'use strict'</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="c1">// Fetch all the forms we want to apply custom Bootstrap validation styles to
|
|
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="kr">const</span> <span class="nx">forms</span> <span class="o">=</span> <span class="nb">document</span><span class="p">.</span><span class="nx">querySelectorAll</span><span class="p">(</span><span class="s1">'.needs-validation'</span><span class="p">)</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="c1">// Loop over them and prevent submission
|
|
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="nb">Array</span><span class="p">.</span><span class="nx">from</span><span class="p">(</span><span class="nx">forms</span><span class="p">).</span><span class="nx">forEach</span><span class="p">(</span><span class="nx">form</span> <span class="p">=></span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nx">form</span><span class="p">.</span><span class="nx">addEventListener</span><span class="p">(</span><span class="s1">'submit'</span><span class="p">,</span> <span class="nx">event</span> <span class="p">=></span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">form</span><span class="p">.</span><span class="nx">checkValidity</span><span class="p">())</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nx">event</span><span class="p">.</span><span class="nx">preventDefault</span><span class="p">()</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nx">event</span><span class="p">.</span><span class="nx">stopPropagation</span><span class="p">()</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nx">form</span><span class="p">.</span><span class="nx">classList</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="s1">'was-validated'</span><span class="p">)</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">},</span> <span class="kc">false</span><span class="p">)</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">})</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">})()</span></span></span></code></pre></div></div>
|
|
|
|
<h2 id="browser-defaults">Browser defaults <a class="anchor-link" href="#browser-defaults" aria-label="Link to this section: Browser defaults"></a></h2>
|
|
<p>Not interested in custom validation feedback messages or writing JavaScript to change form behaviors? All good, you can use the browser defaults. Try submitting the form below. Depending on your browser and OS, you’ll see a slightly different style of feedback.</p>
|
|
<p>While these feedback styles cannot be styled with CSS, you can still customize the feedback text through JavaScript.</p>
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="bd-example">
|
|
<form class="row g-3">
|
|
<div class="col-md-4">
|
|
<label for="validationDefault01" class="form-label">First name</label>
|
|
<input type="text" class="form-control" id="validationDefault01" value="Mark" required>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationDefault02" class="form-label">Last name</label>
|
|
<input type="text" class="form-control" id="validationDefault02" value="Otto" required>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationDefaultUsername" class="form-label">Username</label>
|
|
<div class="input-group">
|
|
<span class="input-group-text" id="inputGroupPrepend2">@</span>
|
|
<input type="text" class="form-control" id="validationDefaultUsername" aria-describedby="inputGroupPrepend2" required>
|
|
</div>
|
|
</div>
|
|
<div class="col-md-6">
|
|
<label for="validationDefault03" class="form-label">City</label>
|
|
<input type="text" class="form-control" id="validationDefault03" required>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationDefault04" class="form-label">State</label>
|
|
<select class="form-select" id="validationDefault04" required>
|
|
<option selected disabled value="">Choose...</option>
|
|
<option>...</option>
|
|
</select>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationDefault05" class="form-label">Zip</label>
|
|
<input type="text" class="form-control" id="validationDefault05" required>
|
|
</div>
|
|
<div class="col-12">
|
|
<div class="form-check">
|
|
<input class="form-check-input" type="checkbox" value="" id="invalidCheck2" required>
|
|
<label class="form-check-label" for="invalidCheck2">
|
|
Agree to terms and conditions
|
|
</label>
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<button class="btn btn-primary" type="submit">Submit form</button>
|
|
</div>
|
|
</form>
|
|
</div><div class="d-flex align-items-center highlight-toolbar bg-light ps-3 pe-2 py-1">
|
|
<small class="font-monospace text-muted text-uppercase">html</small>
|
|
<div class="d-flex ms-auto">
|
|
<button type="button" class="btn-edit text-nowrap" title="Try it on StackBlitz">
|
|
<svg class="bi" role="img" aria-label="Try it"><use xlink:href="#lightning-charge-fill"/></svg>
|
|
</button>
|
|
<button type="button" class="btn-clipboard mt-0 me-0" title="Copy to clipboard">
|
|
<svg class="bi" role="img" aria-label="Copy"><use xlink:href="#clipboard"/></svg>
|
|
</button>
|
|
</div>
|
|
</div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-html" data-lang="html"><span class="line"><span class="cl"><span class="p"><</span><span class="nt">form</span> <span class="na">class</span><span class="o">=</span><span class="s">"row g-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefault01"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>First name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefault01"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Mark"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefault02"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Last name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefault02"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Otto"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefaultUsername"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Username<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">span</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group-text"</span> <span class="na">id</span><span class="o">=</span><span class="s">"inputGroupPrepend2"</span><span class="p">></span>@<span class="p"></</span><span class="nt">span</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefaultUsername"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"inputGroupPrepend2"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-6"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefault03"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>City<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefault03"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefault04"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>State<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">select</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-select"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefault04"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">selected</span> <span class="na">disabled</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span><span class="p">></span>Choose...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span><span class="p">></span>...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
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</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">select</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationDefault05"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Zip<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationDefault05"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input"</span> <span class="na">type</span><span class="o">=</span><span class="s">"checkbox"</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span> <span class="na">id</span><span class="o">=</span><span class="s">"invalidCheck2"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"invalidCheck2"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Agree to terms and conditions
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">button</span> <span class="na">class</span><span class="o">=</span><span class="s">"btn btn-primary"</span> <span class="na">type</span><span class="o">=</span><span class="s">"submit"</span><span class="p">></span>Submit form<span class="p"></</span><span class="nt">button</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"><span class="p"></</span><span class="nt">form</span><span class="p">></span></span></span></code></pre></div></div>
|
|
|
|
<h2 id="server-side">Server side <a class="anchor-link" href="#server-side" aria-label="Link to this section: Server side"></a></h2>
|
|
<p>We recommend using client-side validation, but in case you require server-side validation, you can indicate invalid and valid form fields with <code>.is-invalid</code> and <code>.is-valid</code>. Note that <code>.invalid-feedback</code> is also supported with these classes.</p>
|
|
<p>For invalid fields, ensure that the invalid feedback/error message is associated with the relevant form field using <code>aria-describedby</code> (noting that this attribute allows more than one <code>id</code> to be referenced, in case the field already points to additional form text).</p>
|
|
<p>To fix <a href="https://github.com/twbs/bootstrap/issues/25110">issues with border radius</a>, input groups require an additional <code>.has-validation</code> class.</p>
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="bd-example">
|
|
<form class="row g-3">
|
|
<div class="col-md-4">
|
|
<label for="validationServer01" class="form-label">First name</label>
|
|
<input type="text" class="form-control is-valid" id="validationServer01" value="Mark" required>
|
|
<div class="valid-feedback">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationServer02" class="form-label">Last name</label>
|
|
<input type="text" class="form-control is-valid" id="validationServer02" value="Otto" required>
|
|
<div class="valid-feedback">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4">
|
|
<label for="validationServerUsername" class="form-label">Username</label>
|
|
<div class="input-group has-validation">
|
|
<span class="input-group-text" id="inputGroupPrepend3">@</span>
|
|
<input type="text" class="form-control is-invalid" id="validationServerUsername" aria-describedby="inputGroupPrepend3 validationServerUsernameFeedback" required>
|
|
<div id="validationServerUsernameFeedback" class="invalid-feedback">
|
|
Please choose a username.
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="col-md-6">
|
|
<label for="validationServer03" class="form-label">City</label>
|
|
<input type="text" class="form-control is-invalid" id="validationServer03" aria-describedby="validationServer03Feedback" required>
|
|
<div id="validationServer03Feedback" class="invalid-feedback">
|
|
Please provide a valid city.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationServer04" class="form-label">State</label>
|
|
<select class="form-select is-invalid" id="validationServer04" aria-describedby="validationServer04Feedback" required>
|
|
<option selected disabled value="">Choose...</option>
|
|
<option>...</option>
|
|
</select>
|
|
<div id="validationServer04Feedback" class="invalid-feedback">
|
|
Please select a valid state.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3">
|
|
<label for="validationServer05" class="form-label">Zip</label>
|
|
<input type="text" class="form-control is-invalid" id="validationServer05" aria-describedby="validationServer05Feedback" required>
|
|
<div id="validationServer05Feedback" class="invalid-feedback">
|
|
Please provide a valid zip.
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<div class="form-check">
|
|
<input class="form-check-input is-invalid" type="checkbox" value="" id="invalidCheck3" aria-describedby="invalidCheck3Feedback" required>
|
|
<label class="form-check-label" for="invalidCheck3">
|
|
Agree to terms and conditions
|
|
</label>
|
|
<div id="invalidCheck3Feedback" class="invalid-feedback">
|
|
You must agree before submitting.
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<button class="btn btn-primary" type="submit">Submit form</button>
|
|
</div>
|
|
</form>
|
|
</div><div class="d-flex align-items-center highlight-toolbar bg-light ps-3 pe-2 py-1">
|
|
<small class="font-monospace text-muted text-uppercase">html</small>
|
|
<div class="d-flex ms-auto">
|
|
<button type="button" class="btn-edit text-nowrap" title="Try it on StackBlitz">
|
|
<svg class="bi" role="img" aria-label="Try it"><use xlink:href="#lightning-charge-fill"/></svg>
|
|
</button>
|
|
<button type="button" class="btn-clipboard mt-0 me-0" title="Copy to clipboard">
|
|
<svg class="bi" role="img" aria-label="Copy"><use xlink:href="#clipboard"/></svg>
|
|
</button>
|
|
</div>
|
|
</div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-html" data-lang="html"><span class="line"><span class="cl"><span class="p"><</span><span class="nt">form</span> <span class="na">class</span><span class="o">=</span><span class="s">"row g-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServer01"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>First name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control is-valid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer01"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Mark"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServer02"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Last name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control is-valid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer02"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Otto"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServerUsername"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Username<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group has-validation"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">span</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group-text"</span> <span class="na">id</span><span class="o">=</span><span class="s">"inputGroupPrepend3"</span><span class="p">></span>@<span class="p"></</span><span class="nt">span</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control is-invalid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServerUsername"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"inputGroupPrepend3 validationServerUsernameFeedback"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServerUsernameFeedback"</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please choose a username.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-6"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServer03"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>City<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control is-invalid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer03"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"validationServer03Feedback"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer03Feedback"</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid city.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServer04"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>State<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">select</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-select is-invalid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer04"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"validationServer04Feedback"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">selected</span> <span class="na">disabled</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span><span class="p">></span>Choose...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span><span class="p">></span>...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">select</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer04Feedback"</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please select a valid state.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationServer05"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Zip<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control is-invalid"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer05"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"validationServer05Feedback"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationServer05Feedback"</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid zip.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input is-invalid"</span> <span class="na">type</span><span class="o">=</span><span class="s">"checkbox"</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span> <span class="na">id</span><span class="o">=</span><span class="s">"invalidCheck3"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"invalidCheck3Feedback"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"invalidCheck3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Agree to terms and conditions
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">id</span><span class="o">=</span><span class="s">"invalidCheck3Feedback"</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> You must agree before submitting.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">button</span> <span class="na">class</span><span class="o">=</span><span class="s">"btn btn-primary"</span> <span class="na">type</span><span class="o">=</span><span class="s">"submit"</span><span class="p">></span>Submit form<span class="p"></</span><span class="nt">button</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"><span class="p"></</span><span class="nt">form</span><span class="p">></span></span></span></code></pre></div></div>
|
|
|
|
<h2 id="supported-elements">Supported elements <a class="anchor-link" href="#supported-elements" aria-label="Link to this section: Supported elements"></a></h2>
|
|
<p>Validation styles are available for the following form controls and components:</p>
|
|
<ul>
|
|
<li><code><input></code>s and <code><textarea></code>s with <code>.form-control</code> (including up to one <code>.form-control</code> in input groups)</li>
|
|
<li><code><select></code>s with <code>.form-select</code></li>
|
|
<li><code>.form-check</code>s</li>
|
|
</ul>
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="bd-example">
|
|
<form class="was-validated">
|
|
<div class="mb-3">
|
|
<label for="validationTextarea" class="form-label">Textarea</label>
|
|
<textarea class="form-control" id="validationTextarea" placeholder="Required example textarea" required></textarea>
|
|
<div class="invalid-feedback">
|
|
Please enter a message in the textarea.
|
|
</div>
|
|
</div>
|
|
|
|
<div class="form-check mb-3">
|
|
<input type="checkbox" class="form-check-input" id="validationFormCheck1" required>
|
|
<label class="form-check-label" for="validationFormCheck1">Check this checkbox</label>
|
|
<div class="invalid-feedback">Example invalid feedback text</div>
|
|
</div>
|
|
|
|
<div class="form-check">
|
|
<input type="radio" class="form-check-input" id="validationFormCheck2" name="radio-stacked" required>
|
|
<label class="form-check-label" for="validationFormCheck2">Toggle this radio</label>
|
|
</div>
|
|
<div class="form-check mb-3">
|
|
<input type="radio" class="form-check-input" id="validationFormCheck3" name="radio-stacked" required>
|
|
<label class="form-check-label" for="validationFormCheck3">Or toggle this other radio</label>
|
|
<div class="invalid-feedback">More example invalid feedback text</div>
|
|
</div>
|
|
|
|
<div class="mb-3">
|
|
<select class="form-select" required aria-label="select example">
|
|
<option value="">Open this select menu</option>
|
|
<option value="1">One</option>
|
|
<option value="2">Two</option>
|
|
<option value="3">Three</option>
|
|
</select>
|
|
<div class="invalid-feedback">Example invalid select feedback</div>
|
|
</div>
|
|
|
|
<div class="mb-3">
|
|
<input type="file" class="form-control" aria-label="file example" required>
|
|
<div class="invalid-feedback">Example invalid form file feedback</div>
|
|
</div>
|
|
|
|
<div class="mb-3">
|
|
<button class="btn btn-primary" type="submit" disabled>Submit form</button>
|
|
</div>
|
|
</form>
|
|
</div><div class="d-flex align-items-center highlight-toolbar bg-light ps-3 pe-2 py-1">
|
|
<small class="font-monospace text-muted text-uppercase">html</small>
|
|
<div class="d-flex ms-auto">
|
|
<button type="button" class="btn-edit text-nowrap" title="Try it on StackBlitz">
|
|
<svg class="bi" role="img" aria-label="Try it"><use xlink:href="#lightning-charge-fill"/></svg>
|
|
</button>
|
|
<button type="button" class="btn-clipboard mt-0 me-0" title="Copy to clipboard">
|
|
<svg class="bi" role="img" aria-label="Copy"><use xlink:href="#clipboard"/></svg>
|
|
</button>
|
|
</div>
|
|
</div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-html" data-lang="html"><span class="line"><span class="cl"><span class="p"><</span><span class="nt">form</span> <span class="na">class</span><span class="o">=</span><span class="s">"was-validated"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTextarea"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Textarea<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">textarea</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTextarea"</span> <span class="na">placeholder</span><span class="o">=</span><span class="s">"Required example textarea"</span> <span class="na">required</span><span class="p">></</span><span class="nt">textarea</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please enter a message in the textarea.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"checkbox"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationFormCheck1"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationFormCheck1"</span><span class="p">></span>Check this checkbox<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>Example invalid feedback text<span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"radio"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationFormCheck2"</span> <span class="na">name</span><span class="o">=</span><span class="s">"radio-stacked"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationFormCheck2"</span><span class="p">></span>Toggle this radio<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"radio"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-input"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationFormCheck3"</span> <span class="na">name</span><span class="o">=</span><span class="s">"radio-stacked"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-check-label"</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationFormCheck3"</span><span class="p">></span>Or toggle this other radio<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>More example invalid feedback text<span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">select</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-select"</span> <span class="na">required</span> <span class="na">aria-label</span><span class="o">=</span><span class="s">"select example"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span><span class="p">></span>Open this select menu<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">value</span><span class="o">=</span><span class="s">"1"</span><span class="p">></span>One<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">value</span><span class="o">=</span><span class="s">"2"</span><span class="p">></span>Two<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">value</span><span class="o">=</span><span class="s">"3"</span><span class="p">></span>Three<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">select</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>Example invalid select feedback<span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"file"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">aria-label</span><span class="o">=</span><span class="s">"file example"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-feedback"</span><span class="p">></span>Example invalid form file feedback<span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"mb-3"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">button</span> <span class="na">class</span><span class="o">=</span><span class="s">"btn btn-primary"</span> <span class="na">type</span><span class="o">=</span><span class="s">"submit"</span> <span class="na">disabled</span><span class="p">></span>Submit form<span class="p"></</span><span class="nt">button</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"><span class="p"></</span><span class="nt">form</span><span class="p">></span></span></span></code></pre></div></div>
|
|
|
|
<h2 id="tooltips">Tooltips <a class="anchor-link" href="#tooltips" aria-label="Link to this section: Tooltips"></a></h2>
|
|
<p>If your form layout allows it, you can swap the <code>.{valid|invalid}-feedback</code> classes for <code>.{valid|invalid}-tooltip</code> classes to display validation feedback in a styled tooltip. Be sure to have a parent with <code>position: relative</code> on it for tooltip positioning. In the example below, our column classes have this already, but your project may require an alternative setup.</p>
|
|
<div class="bd-example-snippet bd-code-snippet"><div class="bd-example">
|
|
<form class="row g-3 needs-validation" novalidate>
|
|
<div class="col-md-4 position-relative">
|
|
<label for="validationTooltip01" class="form-label">First name</label>
|
|
<input type="text" class="form-control" id="validationTooltip01" value="Mark" required>
|
|
<div class="valid-tooltip">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4 position-relative">
|
|
<label for="validationTooltip02" class="form-label">Last name</label>
|
|
<input type="text" class="form-control" id="validationTooltip02" value="Otto" required>
|
|
<div class="valid-tooltip">
|
|
Looks good!
|
|
</div>
|
|
</div>
|
|
<div class="col-md-4 position-relative">
|
|
<label for="validationTooltipUsername" class="form-label">Username</label>
|
|
<div class="input-group has-validation">
|
|
<span class="input-group-text" id="validationTooltipUsernamePrepend">@</span>
|
|
<input type="text" class="form-control" id="validationTooltipUsername" aria-describedby="validationTooltipUsernamePrepend" required>
|
|
<div class="invalid-tooltip">
|
|
Please choose a unique and valid username.
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="col-md-6 position-relative">
|
|
<label for="validationTooltip03" class="form-label">City</label>
|
|
<input type="text" class="form-control" id="validationTooltip03" required>
|
|
<div class="invalid-tooltip">
|
|
Please provide a valid city.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3 position-relative">
|
|
<label for="validationTooltip04" class="form-label">State</label>
|
|
<select class="form-select" id="validationTooltip04" required>
|
|
<option selected disabled value="">Choose...</option>
|
|
<option>...</option>
|
|
</select>
|
|
<div class="invalid-tooltip">
|
|
Please select a valid state.
|
|
</div>
|
|
</div>
|
|
<div class="col-md-3 position-relative">
|
|
<label for="validationTooltip05" class="form-label">Zip</label>
|
|
<input type="text" class="form-control" id="validationTooltip05" required>
|
|
<div class="invalid-tooltip">
|
|
Please provide a valid zip.
|
|
</div>
|
|
</div>
|
|
<div class="col-12">
|
|
<button class="btn btn-primary" type="submit">Submit form</button>
|
|
</div>
|
|
</form>
|
|
</div><div class="d-flex align-items-center highlight-toolbar bg-light ps-3 pe-2 py-1">
|
|
<small class="font-monospace text-muted text-uppercase">html</small>
|
|
<div class="d-flex ms-auto">
|
|
<button type="button" class="btn-edit text-nowrap" title="Try it on StackBlitz">
|
|
<svg class="bi" role="img" aria-label="Try it"><use xlink:href="#lightning-charge-fill"/></svg>
|
|
</button>
|
|
<button type="button" class="btn-clipboard mt-0 me-0" title="Copy to clipboard">
|
|
<svg class="bi" role="img" aria-label="Copy"><use xlink:href="#clipboard"/></svg>
|
|
</button>
|
|
</div>
|
|
</div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-html" data-lang="html"><span class="line"><span class="cl"><span class="p"><</span><span class="nt">form</span> <span class="na">class</span><span class="o">=</span><span class="s">"row g-3 needs-validation"</span> <span class="na">novalidate</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltip01"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>First name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltip01"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Mark"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltip02"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Last name<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltip02"</span> <span class="na">value</span><span class="o">=</span><span class="s">"Otto"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"valid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Looks good!
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-4 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltipUsername"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Username<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group has-validation"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">span</span> <span class="na">class</span><span class="o">=</span><span class="s">"input-group-text"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltipUsernamePrepend"</span><span class="p">></span>@<span class="p"></</span><span class="nt">span</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltipUsername"</span> <span class="na">aria-describedby</span><span class="o">=</span><span class="s">"validationTooltipUsernamePrepend"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please choose a unique and valid username.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-6 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltip03"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>City<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltip03"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid city.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltip04"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>State<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">select</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-select"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltip04"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span> <span class="na">selected</span> <span class="na">disabled</span> <span class="na">value</span><span class="o">=</span><span class="s">""</span><span class="p">></span>Choose...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">option</span><span class="p">></span>...<span class="p"></</span><span class="nt">option</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">select</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please select a valid state.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-md-3 position-relative"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">label</span> <span class="na">for</span><span class="o">=</span><span class="s">"validationTooltip05"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-label"</span><span class="p">></span>Zip<span class="p"></</span><span class="nt">label</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">input</span> <span class="na">type</span><span class="o">=</span><span class="s">"text"</span> <span class="na">class</span><span class="o">=</span><span class="s">"form-control"</span> <span class="na">id</span><span class="o">=</span><span class="s">"validationTooltip05"</span> <span class="na">required</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"invalid-tooltip"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> Please provide a valid zip.
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">div</span> <span class="na">class</span><span class="o">=</span><span class="s">"col-12"</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"><</span><span class="nt">button</span> <span class="na">class</span><span class="o">=</span><span class="s">"btn btn-primary"</span> <span class="na">type</span><span class="o">=</span><span class="s">"submit"</span><span class="p">></span>Submit form<span class="p"></</span><span class="nt">button</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p"></</span><span class="nt">div</span><span class="p">></span>
|
|
</span></span><span class="line"><span class="cl"><span class="p"></</span><span class="nt">form</span><span class="p">></span></span></span></code></pre></div></div>
|
|
|
|
<h2 id="sass">Sass <a class="anchor-link" href="#sass" aria-label="Link to this section: Sass"></a></h2>
|
|
<h3 id="variables">Variables <a class="anchor-link" href="#variables" aria-label="Link to this section: Variables"></a></h3>
|
|
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-scss" data-lang="scss"><span class="line"><span class="cl"><span class="nv">$form-feedback-margin-top</span><span class="o">:</span> <span class="nv">$form-text-margin-top</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-font-size</span><span class="o">:</span> <span class="nv">$form-text-font-size</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-font-style</span><span class="o">:</span> <span class="nv">$form-text-font-style</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-valid-color</span><span class="o">:</span> <span class="nv">$success</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-invalid-color</span><span class="o">:</span> <span class="nv">$danger</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-icon-valid-color</span><span class="o">:</span> <span class="nv">$form-feedback-valid-color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-icon-valid</span><span class="o">:</span> <span class="sx">url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'><path fill='</span><span class="si">#{</span><span class="nv">$form-feedback-icon-valid-color</span><span class="si">}</span><span class="sx">' d='M2.3 6.73.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/></svg>")</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-icon-invalid-color</span><span class="o">:</span> <span class="nv">$form-feedback-invalid-color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"><span class="nv">$form-feedback-icon-invalid</span><span class="o">:</span> <span class="sx">url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='</span><span class="si">#{</span><span class="nv">$form-feedback-icon-invalid-color</span><span class="si">}</span><span class="sx">'><circle cx='6' cy='6' r='4.5'/><path stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/><circle cx='6' cy='8.2' r='.6' fill='</span><span class="si">#{</span><span class="nv">$form-feedback-icon-invalid-color</span><span class="si">}</span><span class="sx">' stroke='none'/></svg>")</span><span class="p">;</span>
|
|
</span></span></code></pre></div>
|
|
<h3 id="mixins">Mixins <a class="anchor-link" href="#mixins" aria-label="Link to this section: Mixins"></a></h3>
|
|
<p>Two mixins are combined together, through our <a href="#loop">loop</a>, to generate our form validation feedback styles.</p>
|
|
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-scss" data-lang="scss"><span class="line"><span class="cl"><span class="k">@mixin</span><span class="nf"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="p">(</span><span class="nv">$state</span> <span class="o">==</span> <span class="s2">"valid"</span> <span class="ow">or</span> <span class="nv">$state</span> <span class="o">==</span> <span class="s2">"invalid"</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.was-validated</span> <span class="si">#{</span><span class="nf">if</span><span class="p">(</span><span class="o">&,</span> <span class="s2">"&"</span><span class="o">,</span> <span class="s2">""</span><span class="p">)</span><span class="si">}</span><span class="nd">:</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="si">#{</span><span class="nf">if</span><span class="p">(</span><span class="o">&,</span> <span class="s2">"&"</span><span class="o">,</span> <span class="s2">""</span><span class="p">)</span><span class="si">}</span><span class="nc">.is-</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@content</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span> <span class="k">@else</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="si">#{</span><span class="nf">if</span><span class="p">(</span><span class="o">&,</span> <span class="s2">"&"</span><span class="o">,</span> <span class="s2">""</span><span class="p">)</span><span class="si">}</span><span class="nc">.is-</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@content</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"><span class="k">@mixin</span><span class="nf"> form-validation-state</span><span class="p">(</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$state</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$color</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$icon</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$tooltip-color</span><span class="o">:</span> <span class="nf">color-contrast</span><span class="p">(</span><span class="nv">$color</span><span class="p">)</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$tooltip-bg-color</span><span class="o">:</span> <span class="nf">rgba</span><span class="p">(</span><span class="nv">$color</span><span class="o">,</span> <span class="nv">$form-feedback-tooltip-opacity</span><span class="p">)</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nv">$focus-box-shadow</span><span class="o">:</span> <span class="mi">0</span> <span class="mi">0</span> <span class="nv">$input-btn-focus-blur</span> <span class="nv">$input-focus-width</span> <span class="nf">rgba</span><span class="p">(</span><span class="nv">$color</span><span class="o">,</span> <span class="nv">$input-btn-focus-color-opacity</span><span class="p">)</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="nc">-feedback</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">display</span><span class="o">:</span> <span class="ni">none</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">width</span><span class="o">:</span> <span class="mi">100</span><span class="kt">%</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">margin-top</span><span class="o">:</span> <span class="nv">$form-feedback-margin-top</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> font-size</span><span class="p">(</span><span class="nv">$form-feedback-font-size</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">font-style</span><span class="o">:</span> <span class="nv">$form-feedback-font-style</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="nc">-tooltip</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">position</span><span class="o">:</span> <span class="ni">absolute</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">top</span><span class="o">:</span> <span class="mi">100</span><span class="kt">%</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">z-index</span><span class="o">:</span> <span class="mi">5</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">display</span><span class="o">:</span> <span class="ni">none</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">max-width</span><span class="o">:</span> <span class="mi">100</span><span class="kt">%</span><span class="p">;</span> <span class="c1">// Contain to parent when possible
|
|
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="na">padding</span><span class="o">:</span> <span class="nv">$form-feedback-tooltip-padding-y</span> <span class="nv">$form-feedback-tooltip-padding-x</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">margin-top</span><span class="o">:</span> <span class="mf">.1</span><span class="kt">rem</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> font-size</span><span class="p">(</span><span class="nv">$form-feedback-tooltip-font-size</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">line-height</span><span class="o">:</span> <span class="nv">$form-feedback-tooltip-line-height</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">color</span><span class="o">:</span> <span class="nv">$tooltip-color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-color</span><span class="o">:</span> <span class="nv">$tooltip-bg-color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> border-radius</span><span class="p">(</span><span class="nv">$form-feedback-tooltip-border-radius</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">~</span> <span class="nc">.</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="nc">-feedback</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">~</span> <span class="nc">.</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="nc">-tooltip</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">display</span><span class="o">:</span> <span class="ni">block</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.form-control</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">border-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="nv">$enable-validation-icons</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">padding-right</span><span class="o">:</span> <span class="nv">$input-height-inner</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-image</span><span class="o">:</span> <span class="nf">escape-svg</span><span class="p">(</span><span class="nv">$icon</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-repeat</span><span class="o">:</span> <span class="ni">no-repeat</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-position</span><span class="o">:</span> <span class="ni">right</span> <span class="nv">$input-height-inner-quarter</span> <span class="ni">center</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-size</span><span class="o">:</span> <span class="nv">$input-height-inner-half</span> <span class="nv">$input-height-inner-half</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">&</span><span class="nd">:focus</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">border-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">box-shadow</span><span class="o">:</span> <span class="nv">$focus-box-shadow</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="c1">// stylelint-disable-next-line selector-no-qualifying-type
|
|
</span></span></span><span class="line"><span class="cl"><span class="c1"></span> <span class="nt">textarea</span><span class="nc">.form-control</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="nv">$enable-validation-icons</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">padding-right</span><span class="o">:</span> <span class="nv">$input-height-inner</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-position</span><span class="o">:</span> <span class="ni">top</span> <span class="nv">$input-height-inner-quarter</span> <span class="ni">right</span> <span class="nv">$input-height-inner-quarter</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.form-select</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">border-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="nv">$enable-validation-icons</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">&</span><span class="o">:</span><span class="nf">not</span><span class="p">([</span><span class="n">multiple</span><span class="p">])</span><span class="o">:</span><span class="nf">not</span><span class="p">([</span><span class="n">size</span><span class="p">])</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">&:</span><span class="nf">not</span><span class="p">([</span><span class="n">multiple</span><span class="p">])[</span><span class="n">size</span><span class="o">=</span><span class="s2">"1"</span><span class="p">]</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">padding-right</span><span class="o">:</span> <span class="nv">$form-select-feedback-icon-padding-end</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-image</span><span class="o">:</span> <span class="nf">escape-svg</span><span class="p">(</span><span class="nv">$form-select-indicator</span><span class="p">)</span><span class="o">,</span> <span class="nf">escape-svg</span><span class="p">(</span><span class="nv">$icon</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-position</span><span class="o">:</span> <span class="nv">$form-select-bg-position</span><span class="o">,</span> <span class="nv">$form-select-feedback-icon-position</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-size</span><span class="o">:</span> <span class="nv">$form-select-bg-size</span><span class="o">,</span> <span class="nv">$form-select-feedback-icon-size</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">&</span><span class="nd">:focus</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">border-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">box-shadow</span><span class="o">:</span> <span class="nv">$focus-box-shadow</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.form-control-color</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="nv">$enable-validation-icons</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">width</span><span class="o">:</span> <span class="nf">add</span><span class="p">(</span><span class="nv">$form-color-width</span><span class="o">,</span> <span class="nv">$input-height-inner</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.form-check-input</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">border-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">&</span><span class="nd">:checked</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">background-color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="k">&</span><span class="nd">:focus</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">box-shadow</span><span class="o">:</span> <span class="nv">$focus-box-shadow</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="o">~</span> <span class="nc">.form-check-label</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">color</span><span class="o">:</span> <span class="nv">$color</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.form-check-inline</span> <span class="nc">.form-check-input</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">~</span> <span class="nc">.</span><span class="si">#{</span><span class="nv">$state</span><span class="si">}</span><span class="nc">-feedback</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">margin-left</span><span class="o">:</span> <span class="mf">.5</span><span class="kt">em</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl">
|
|
</span></span><span class="line"><span class="cl"> <span class="nc">.input-group</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">></span> <span class="nc">.form-control</span><span class="nd">:not</span><span class="o">(</span><span class="nd">:focus</span><span class="o">),</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">></span> <span class="nc">.form-select</span><span class="nd">:not</span><span class="o">(</span><span class="nd">:focus</span><span class="o">),</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="o">></span> <span class="nc">.form-floating</span><span class="nd">:not</span><span class="o">(</span><span class="nd">:focus-within</span><span class="o">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state-selector</span><span class="p">(</span><span class="nv">$state</span><span class="p">)</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@if</span> <span class="nv">$state</span> <span class="o">==</span> <span class="s2">"valid"</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">z-index</span><span class="o">:</span> <span class="mi">3</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span> <span class="k">@else if</span> <span class="nv">$state</span> <span class="o">==</span> <span class="s2">"invalid"</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="na">z-index</span><span class="o">:</span> <span class="mi">4</span><span class="p">;</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">}</span>
|
|
</span></span></code></pre></div>
|
|
<h3 id="map">Map <a class="anchor-link" href="#map" aria-label="Link to this section: Map"></a></h3>
|
|
<p>This is the validation Sass map from <code>_variables.scss</code>. Override or extend this to generate different or additional states.</p>
|
|
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-scss" data-lang="scss"><span class="line"><span class="cl"><span class="nv">$form-validation-states</span><span class="o">:</span> <span class="p">(</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"valid"</span><span class="o">:</span> <span class="p">(</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"color"</span><span class="o">:</span> <span class="nv">$form-feedback-valid-color</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"icon"</span><span class="o">:</span> <span class="nv">$form-feedback-icon-valid</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">)</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"invalid"</span><span class="o">:</span> <span class="p">(</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"color"</span><span class="o">:</span> <span class="nv">$form-feedback-invalid-color</span><span class="o">,</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="s2">"icon"</span><span class="o">:</span> <span class="nv">$form-feedback-icon-invalid</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="p">)</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">);</span>
|
|
</span></span></code></pre></div>
|
|
<p>Maps of <code>$form-validation-states</code> can contain three optional parameters to override tooltips and focus styles.</p>
|
|
<h3 id="loop">Loop <a class="anchor-link" href="#loop" aria-label="Link to this section: Loop"></a></h3>
|
|
<p>Used to iterate over <code>$form-validation-states</code> map values to generate our validation styles. Any modifications to the above Sass map will be reflected in your compiled CSS via this loop.</p>
|
|
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-scss" data-lang="scss"><span class="line"><span class="cl"><span class="k">@each</span> <span class="nv">$state</span><span class="o">,</span> <span class="nv">$data</span> <span class="ow">in</span> <span class="nv">$form-validation-states</span> <span class="p">{</span>
|
|
</span></span><span class="line"><span class="cl"> <span class="k">@include</span><span class="nd"> form-validation-state</span><span class="p">(</span><span class="nv">$state</span><span class="o">,</span> <span class="nv">$data</span><span class="o">...</span><span class="p">);</span>
|
|
</span></span><span class="line"><span class="cl"><span class="p">}</span>
|
|
</span></span></code></pre></div>
|
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<h3 id="customizing">Customizing <a class="anchor-link" href="#customizing" aria-label="Link to this section: Customizing"></a></h3>
|
|
<p>Validation states can be customized via Sass with the <code>$form-validation-states</code> map. Located in our <code>_variables.scss</code> file, this Sass map is how we generate the default <code>valid</code>/<code>invalid</code> validation states. Included is a nested map for customizing each state’s color, icon, tooltip color, and focus shadow. While no other states are supported by browsers, those using custom styles can easily add more complex form feedback.</p>
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</div>
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</main>
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</div>
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<footer class="bd-footer py-4 py-md-5 mt-5 bg-light">
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<div class="container py-4 py-md-5 px-4 px-md-3">
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<div class="row">
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<div class="col-lg-3 mb-3">
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<a class="d-inline-flex align-items-center mb-2 link-dark text-decoration-none" href="/" aria-label="Bootstrap">
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<svg xmlns="http://www.w3.org/2000/svg" width="40" height="32" class="d-block me-2" viewBox="0 0 118 94" role="img"><title>Bootstrap</title><path fill-rule="evenodd" clip-rule="evenodd" d="M24.509 0c-6.733 0-11.715 5.893-11.492 12.284.214 6.14-.064 14.092-2.066 20.577C8.943 39.365 5.547 43.485 0 44.014v5.972c5.547.529 8.943 4.649 10.951 11.153 2.002 6.485 2.28 14.437 2.066 20.577C12.794 88.106 17.776 94 24.51 94H93.5c6.733 0 11.714-5.893 11.491-12.284-.214-6.14.064-14.092 2.066-20.577 2.009-6.504 5.396-10.624 10.943-11.153v-5.972c-5.547-.529-8.934-4.649-10.943-11.153-2.002-6.484-2.28-14.437-2.066-20.577C105.214 5.894 100.233 0 93.5 0H24.508zM80 57.863C80 66.663 73.436 72 62.543 72H44a2 2 0 01-2-2V24a2 2 0 012-2h18.437c9.083 0 15.044 4.92 15.044 12.474 0 5.302-4.01 10.049-9.119 10.88v.277C75.317 46.394 80 51.21 80 57.863zM60.521 28.34H49.948v14.934h8.905c6.884 0 10.68-2.772 10.68-7.727 0-4.643-3.264-7.207-9.012-7.207zM49.948 49.2v16.458H60.91c7.167 0 10.964-2.876 10.964-8.281 0-5.406-3.903-8.178-11.425-8.178H49.948z" fill="currentColor"/></svg>
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<span class="fs-5">Bootstrap</span>
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</a>
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<ul class="list-unstyled small text-muted">
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<li class="mb-2">Designed and built with all the love in the world by the <a href="/docs/5.2/about/team/">Bootstrap team</a> with the help of <a href="https://github.com/twbs/bootstrap/graphs/contributors">our contributors</a>.</li>
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<li class="mb-2">Code licensed <a href="https://github.com/twbs/bootstrap/blob/main/LICENSE" target="_blank" rel="license noopener">MIT</a>, docs <a href="https://creativecommons.org/licenses/by/3.0/" target="_blank" rel="license noopener">CC BY 3.0</a>.</li>
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<li class="mb-2">Currently v5.2.2.</li>
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</ul>
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</div>
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<div class="col-6 col-lg-2 offset-lg-1 mb-3">
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<h5>Links</h5>
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<ul class="list-unstyled">
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<li class="mb-2"><a href="/">Home</a></li>
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<li class="mb-2"><a href="/docs/5.2/">Docs</a></li>
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<li class="mb-2"><a href="/docs/5.2/examples/">Examples</a></li>
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<li class="mb-2"><a href="https://icons.getbootstrap.com/">Icons</a></li>
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<li class="mb-2"><a href="https://themes.getbootstrap.com/">Themes</a></li>
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<li class="mb-2"><a href="https://blog.getbootstrap.com/">Blog</a></li>
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<li class="mb-2"><a href="https://cottonbureau.com/people/bootstrap">Swag Store</a></li>
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</ul>
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</div>
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<div class="col-6 col-lg-2 mb-3">
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<h5>Guides</h5>
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<ul class="list-unstyled">
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<li class="mb-2"><a href="/docs/5.2/getting-started/">Getting started</a></li>
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<li class="mb-2"><a href="/docs/5.2/examples/starter-template/">Starter template</a></li>
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|
<li class="mb-2"><a href="/docs/5.2/getting-started/webpack/">Webpack</a></li>
|
|
<li class="mb-2"><a href="/docs/5.2/getting-started/parcel/">Parcel</a></li>
|
|
<li class="mb-2"><a href="/docs/5.2/getting-started/vite/">Vite</a></li>
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|
</ul>
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</div>
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|
<div class="col-6 col-lg-2 mb-3">
|
|
<h5>Projects</h5>
|
|
<ul class="list-unstyled">
|
|
<li class="mb-2"><a href="https://github.com/twbs/bootstrap">Bootstrap 5</a></li>
|
|
<li class="mb-2"><a href="https://github.com/twbs/bootstrap/tree/v4-dev">Bootstrap 4</a></li>
|
|
<li class="mb-2"><a href="https://github.com/twbs/icons">Icons</a></li>
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|
<li class="mb-2"><a href="https://github.com/twbs/rfs">RFS</a></li>
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|
<li class="mb-2"><a href="https://github.com/twbs/bootstrap-npm-starter">npm starter</a></li>
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</ul>
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</div>
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<div class="col-6 col-lg-2 mb-3">
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|
<h5>Community</h5>
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<ul class="list-unstyled">
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<li class="mb-2"><a href="https://github.com/twbs/bootstrap/issues">Issues</a></li>
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<li class="mb-2"><a href="https://github.com/twbs/bootstrap/discussions">Discussions</a></li>
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<li class="mb-2"><a href="https://github.com/sponsors/twbs">Corporate sponsors</a></li>
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<li class="mb-2"><a href="https://opencollective.com/bootstrap">Open Collective</a></li>
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|
<li class="mb-2"><a href="https://stackoverflow.com/questions/tagged/bootstrap-5">Stack Overflow</a></li>
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</ul>
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</div>
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</div>
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</div>
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</footer>
|
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|
<script src="/docs/5.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-OERcA2EqjJCMA+/3y+gxIOqMEjwtxJY7qPCqsdltbNJuaOe923+mo//f6V8Qbsw3" crossorigin="anonymous"></script>
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<script src="https://cdn.jsdelivr.net/npm/@docsearch/js@3"></script>
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<script src="https://cdn.jsdelivr.net/npm/@stackblitz/sdk@1/bundles/sdk.umd.js"></script>
|
|
|
|
<script src="/docs/5.2/assets/js/docs.min.js"></script>
|
|
|
|
<script>
|
|
|
|
document.querySelectorAll('.btn-edit').forEach(btn => {
|
|
btn.addEventListener('click', event => {
|
|
const htmlSnippet = event.target.closest('.bd-code-snippet').querySelector('.bd-example').innerHTML
|
|
|
|
|
|
const classes = Array.from(event.target.closest('.bd-code-snippet').querySelector('.bd-example').classList).join(' ')
|
|
|
|
const jsSnippet = event.target.closest('.bd-code-snippet').querySelector('.btn-edit').getAttribute('data-sb-js-snippet')
|
|
StackBlitzSDK.openBootstrapSnippet(htmlSnippet, jsSnippet, classes)
|
|
})
|
|
})
|
|
|
|
StackBlitzSDK.openBootstrapSnippet = (htmlSnippet, jsSnippet, classes) => {
|
|
const markup = `<!doctype html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1">
|
|
<link href="https:\/\/cdn.jsdelivr.net\/npm\/bootstrap@5.2.2\/dist\/css\/bootstrap.min.css" rel="stylesheet">
|
|
<link href="https://getbootstrap.com/docs/5.2/assets/css/docs.css" rel="stylesheet">
|
|
<title>Bootstrap Example</title>
|
|
<${'script'} src="https:\/\/cdn\.jsdelivr\.net\/npm\/bootstrap@5\.2\.2\/dist\/js\/bootstrap\.bundle\.min\.js"></${'script'}>
|
|
</head>
|
|
<body class="p-3 m-0 border-0 ${classes}">
|
|
|
|
<!-- Example Code -->
|
|
${htmlSnippet.replace(/^/gm, ' ')}
|
|
<!-- End Example Code -->
|
|
</body>
|
|
</html>`
|
|
|
|
const jsSnippetContent = jsSnippet ? '\/\/ NOTICE!!! Initially embedded in our docs this JavaScript\n\/\/ file contains elements that can help you create reproducible\n\/\/ use cases in StackBlitz for instance\.\n\/\/ In a real project please adapt this content to your needs\.\n\/\/ \u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\u002b\n\n\/\*!\n \* JavaScript for Bootstrap\u0027s docs \(https:\/\/getbootstrap\.com\/\)\n \* Copyright 2011\-2022 The Bootstrap Authors\n \* Copyright 2011\-2022 Twitter, Inc\.\n \* Licensed under the Creative Commons Attribution 3\.0 Unported License\.\n \* For details, see https:\/\/creativecommons\.org\/licenses\/by\/3\.0\/\.\n \*\/\n\n\/\* global bootstrap: false \*\/\n\n\(\(\) =\u003e \{\n \u0027use strict\u0027\n\n \/\/ \-\-\-\-\-\-\-\-\n \/\/ Tooltips\n \/\/ \-\-\-\-\-\-\-\-\n \/\/ Instantiate all tooltips in a docs or StackBlitz page\n document\.querySelectorAll\(\u0027\[data\-bs\-toggle=\u0022tooltip\u0022\]\u0027\)\n \.forEach\(tooltip =\u003e \{\n new bootstrap\.Tooltip\(tooltip\)\n \}\)\n\n \/\/ \-\-\-\-\-\-\-\-\n \/\/ Popovers\n \/\/ \-\-\-\-\-\-\-\-\n \/\/ Instantiate all popovers in a docs or StackBlitz page\n document\.querySelectorAll\(\u0027\[data\-bs\-toggle=\u0022popover\u0022\]\u0027\)\n \.forEach\(popover =\u003e \{\n new bootstrap\.Popover\(popover\)\n \}\)\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Toasts\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Used by \u0027Placement\u0027 example in docs or StackBlitz\n const toastPlacement = document\.getElementById\(\u0027toastPlacement\u0027\)\n if \(toastPlacement\) \{\n document\.getElementById\(\u0027selectToastPlacement\u0027\)\.addEventListener\(\u0027change\u0027, function \(\) \{\n if \(!toastPlacement\.dataset\.originalClass\) \{\n toastPlacement\.dataset\.originalClass = toastPlacement\.className\n \}\n\n toastPlacement\.className = `\$\{toastPlacement\.dataset\.originalClass\} \$\{this\.value\}`\n \}\)\n \}\n\n \/\/ Instantiate all toasts in a docs page only\n document\.querySelectorAll\(\u0027\.bd\-example \.toast\u0027\)\n \.forEach\(toastNode =\u003e \{\n const toast = new bootstrap\.Toast\(toastNode, \{\n autohide: false\n \}\)\n\n toast\.show\(\)\n \}\)\n\n \/\/ Instantiate all toasts in a docs page only\n const toastTrigger = document\.getElementById\(\u0027liveToastBtn\u0027\)\n const toastLiveExample = document\.getElementById\(\u0027liveToast\u0027\)\n if \(toastTrigger\) \{\n toastTrigger\.addEventListener\(\u0027click\u0027, \(\) =\u003e \{\n const toast = new bootstrap\.Toast\(toastLiveExample\)\n\n toast\.show\(\)\n \}\)\n \}\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Alerts\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Used in \u0027Show live toast\u0027 example in docs or StackBlitz\n const alertPlaceholder = document\.getElementById\(\u0027liveAlertPlaceholder\u0027\)\n const alertTrigger = document\.getElementById\(\u0027liveAlertBtn\u0027\)\n\n const appendAlert = \(message, type\) =\u003e \{\n const wrapper = document\.createElement\(\u0027div\u0027\)\n wrapper\.innerHTML = \[\n `\u003cdiv class=\u0022alert alert\-\$\{type\} alert\-dismissible\u0022 role=\u0022alert\u0022\u003e`,\n ` \u003cdiv\u003e\$\{message\}\u003c\/div\u003e`,\n \u0027 \u003cbutton type=\u0022button\u0022 class=\u0022btn\-close\u0022 data\-bs\-dismiss=\u0022alert\u0022 aria\-label=\u0022Close\u0022\u003e\u003c\/button\u003e\u0027,\n \u0027\u003c\/div\u003e\u0027\n \]\.join\(\u0027\u0027\)\n\n alertPlaceholder\.append\(wrapper\)\n \}\n\n if \(alertTrigger\) \{\n alertTrigger\.addEventListener\(\u0027click\u0027, \(\) =\u003e \{\n appendAlert\(\u0027Nice, you triggered this alert message!\u0027, \u0027success\u0027\)\n \}\)\n \}\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Checks \u0026 Radios\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Indeterminate checkbox example in docs and StackBlitz\n document\.querySelectorAll\(\u0027\.bd\-example\-indeterminate \[type=\u0022checkbox\u0022\]\u0027\)\n \.forEach\(checkbox =\u003e \{\n if \(checkbox\.id\.includes\(\u0027Indeterminate\u0027\)\) \{\n checkbox\.indeterminate = true\n \}\n \}\)\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Links\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Disable empty links in docs examples only\n document\.querySelectorAll\(\u0027\.bd\-content \[href=\u0022#\u0022\]\u0027\)\n \.forEach\(link =\u003e \{\n link\.addEventListener\(\u0027click\u0027, event =\u003e \{\n event\.preventDefault\(\)\n \}\)\n \}\)\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Modal\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Modal \u0027Varying modal content\u0027 example in docs and StackBlitz\n const exampleModal = document\.getElementById\(\u0027exampleModal\u0027\)\n if \(exampleModal\) \{\n exampleModal\.addEventListener\(\u0027show\.bs\.modal\u0027, event =\u003e \{\n \/\/ Button that triggered the modal\n const button = event\.relatedTarget\n \/\/ Extract info from data\-bs\-\* attributes\n const recipient = button\.getAttribute\(\u0027data\-bs\-whatever\u0027\)\n\n \/\/ Update the modal\u0027s content\.\n const modalTitle = exampleModal\.querySelector\(\u0027\.modal\-title\u0027\)\n const modalBodyInput = exampleModal\.querySelector\(\u0027\.modal\-body input\u0027\)\n\n modalTitle\.textContent = `New message to \$\{recipient\}`\n modalBodyInput\.value = recipient\n \}\)\n \}\n\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ Offcanvas\n \/\/ \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\n \/\/ \u0027Offcanvas components\u0027 example in docs only\n const myOffcanvas = document\.querySelectorAll\(\u0027\.bd\-example\-offcanvas \.offcanvas\u0027\)\n if \(myOffcanvas\) \{\n myOffcanvas\.forEach\(offcanvas =\u003e \{\n offcanvas\.addEventListener\(\u0027show\.bs\.offcanvas\u0027, event =\u003e \{\n event\.preventDefault\(\)\n \}, false\)\n \}\)\n \}\n\}\)\(\)\n' : null
|
|
const project = {
|
|
files: {
|
|
'index.html': markup,
|
|
'index.js': jsSnippetContent
|
|
},
|
|
title: 'Bootstrap Example',
|
|
description: `Official example from ${window.location.href}`,
|
|
template: jsSnippet ? 'javascript' : 'html',
|
|
tags: ['bootstrap']
|
|
}
|
|
|
|
StackBlitzSDK.openProject(project, { openFile: 'index.html' })
|
|
}
|
|
</script>
|
|
|
|
|
|
|
|
<script async src="/docs/5.2/assets/js/validate-forms.js"></script><div class="position-fixed"><input type="text" tabindex="-1"></div>
|
|
|
|
</body>
|
|
</html>
|