我從官方的 bootstrap 5 演示中得到了下面的代碼，在我的一生中，無法弄清楚如何將畫布外選單從左到右移動。放置 offcanvas-start 的檔案代碼和演示代碼完全不同。
我正在 Bootstrap 5 中創建一個登錄頁面，其中默認選單應替換為帶有關閉圖示的畫布外選單。
<!doctype html>
<html lang="fa" dir="rtl">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="css/bootstrap.rtl.min.css">
<title>Hello, world!</title>
</head>
<body>
<div class="container">
<!-- Static navbar -->
<nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark" aria-label="Main navigation">
<div class="container-fluid">
<a class="navbar-brand" href="#">Offcanvas navbar</a>
<button class="navbar-toggler p-0 border-0" type="button" id="navbarSideCollapse" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="navbar-collapse offcanvas-collapse" id="navbarsExampleDefault">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="#">Dashboard</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Notifications</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Profile</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Switch account</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="dropdown01" data-bs-toggle="dropdown" aria-expanded="false">Settings</a>
<ul class="dropdown-menu" aria-labelledby="dropdown01">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>
</li>
</ul>
<form class="d-flex">
<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success" type="submit">Search</button>
</form>
</div>
</div>
</nav>
<!-- Main component for a primary marketing message or call to action -->
<div class="jumbotron">
<h1>Offcanvas Navbar example</h1>
<p>This example demonstrates using the offcanvas plugin with the navbar.</p>
</div>
<p>
By default the navbar is show on the right side of the screen. You can show it on the left side instead by
adding <code>.navmenu-fixed-left</code> to the <code>.navbar-offcanvas</code>.
</p>
</div> <!-- /container -->
<script src="js/bootstrap.bundle.min.js"></script>
</body>
</html>
<!doctype html>
<html lang="fa" dir="rtl">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<title>Hello, world!</title>
</head>
<body>
<div class="container">
<!-- Static navbar -->
<nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark" aria-label="Main navigation">
<div class="container-fluid">
<a class="navbar-brand" href="#">Offcanvas navbar</a>
<button class="navbar-toggler p-0 border-0" type="button" id="navbarSideCollapse" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="navbar-collapse offcanvas-collapse" id="navbarsExampleDefault">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="#">Dashboard</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Notifications</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Profile</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Switch account</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="dropdown01" data-bs-toggle="dropdown" aria-expanded="false">Settings</a>
<ul class="dropdown-menu" aria-labelledby="dropdown01">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>
</li>
</ul>
<form class="d-flex">
<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success" type="submit">Search</button>
</form>
</div>
</div>
</nav>
<!-- Main component for a primary marketing message or call to action -->
<div class="jumbotron">
<h1>Offcanvas Navbar example</h1>
<p>This example demonstrates using the offcanvas plugin with the navbar.</p>
</div>
<p>
By default the navbar is show on the right side of the screen. You can show it on the left side instead by adding <code>.navmenu-fixed-left</code> to the <code>.navbar-offcanvas</code>.
</p>
</div>
<!-- /container -->
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP JcXn/tWtIaxVXM" crossorigin="anonymous"></script>
</body>uj5u.com熱心網友回復：
我猜測了你的例子的來源。它具有特定于它的 CSS 和特定于它的 JavaScript。
在這里，我在片段 CSS 塊中添加了 CSS，并在該塊中添加了 JavaScript
也許從示例站點下載而不是復制？FWIW 我只是使用瀏覽器來查看實際的源 CSS。
(function () {
'use strict'
document.querySelector('#navbarSideCollapse').addEventListener('click', function () {
document.querySelector('.offcanvas-collapse').classList.toggle('open')
})
})()html,
body {
overflow-x: hidden; /* Prevent scroll on narrow devices */
}
body {
padding-top: 56px;
}
@media (max-width: 991.98px) {
.offcanvas-collapse {
position: fixed;
top: 56px; /* Height of navbar */
bottom: 0;
left: 100%;
width: 100%;
padding-right: 1rem;
padding-left: 1rem;
overflow-y: auto;
visibility: hidden;
background-color: #343a40;
transition: transform .3s ease-in-out, visibility .3s ease-in-out;
}
.offcanvas-collapse.open {
visibility: visible;
transform: translateX(-100%);
}
}
.nav-scroller {
position: relative;
z-index: 2;
height: 2.75rem;
overflow-y: hidden;
}
.nav-scroller .nav {
display: flex;
flex-wrap: nowrap;
padding-bottom: 1rem;
margin-top: -1px;
overflow-x: auto;
color: rgba(255, 255, 255, .75);
text-align: center;
white-space: nowrap;
-webkit-overflow-scrolling: touch;
}
.nav-underline .nav-link {
padding-top: .75rem;
padding-bottom: .75rem;
font-size: .875rem;
color: #6c757d;
}
.nav-underline .nav-link:hover {
color: #007bff;
}
.nav-underline .active {
font-weight: 500;
color: #343a40;
}
.text-white-50 { color: rgba(255, 255, 255, .5); }
.bg-purple { background-color: #6f42c1; }<!doctype html>
<html lang="fa" dir="rtl">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<title>Hello, world!</title>
</head>
<body>
<div class="container">
<!-- Static navbar -->
<nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark" aria-label="Main navigation">
<div class="container-fluid">
<a class="navbar-brand" href="#">Offcanvas navbar</a>
<button class="navbar-toggler p-0 border-0" type="button" id="navbarSideCollapse" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="navbar-collapse offcanvas-collapse" id="navbarsExampleDefault">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="#">Dashboard</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Notifications</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Profile</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Switch account</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="dropdown01" data-bs-toggle="dropdown" aria-expanded="false">Settings</a>
<ul class="dropdown-menu" aria-labelledby="dropdown01">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>
</li>
</ul>
<form class="d-flex">
<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success" type="submit">Search</button>
</form>
</div>
</div>
</nav>
<!-- Main component for a primary marketing message or call to action -->
<div class="jumbotron">
<h1>Offcanvas Navbar example</h1>
<p>This example demonstrates using the offcanvas plugin with the navbar.</p>
</div>
<p>
By default the navbar is show on the right side of the screen. You can show it on the left side instead by adding <code>.navmenu-fixed-left</code> to the <code>.navbar-offcanvas</code>.
</p>
</div>
<!-- /container -->
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP JcXn/tWtIaxVXM" crossorigin="anonymous"></script>
</body>轉載請註明出處，本文鏈接：https://www.uj5u.com/houduan/454955.html
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