小库编程教程示范演示-小库网

Bootstrap5 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.staticfile.net/twitter-bootstrap/5.1.1/js/bootstrap.bundle.min.js"></script>

<nav class="navbar navbar-expand-md bg-dark navbar-dark">
  
  <a class="navbar-brand" href="#">Navbar</a>
 
  
  <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#collapsibleNavbar">
    <span class="navbar-toggler-icon"></span>
  </button>
 
  
  <div class="collapse navbar-collapse" id="collapsibleNavbar">
    <ul class="navbar-nav">
      <li class="nav-item">
        <a class="nav-link" href="#">Link</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="#">Link</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="#">Link</a>
      </li> 
    </ul>
  </div> 
</nav>

<br>

<div class="container">
  <h3>折叠导航栏</h3>
  <p>通常，小屏幕上我们都会折叠导航栏，通过点击来显示导航选项。</p>
  <p>提示: 如果你删除 .navbar-expand-md 类，导航链接会一直隐藏，且切换按钮会一直显示。</p>
</div>