简单教程
提交运行
代码编辑器：
<meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="/static/lib/bootstrap/4.0.0/css/bootstrap.min.css"> <script src="/static/lib/jquery/3.3.1/jquery.min.js"></script> <script src="/static/lib/popper.js/1.12.9/umd/popper.min.js"></script> <script src="/static/lib/bootstrap/4.0.0/js/bootstrap.min.js"></script> <div class="container"> <h2>禁用某个导航项</h2> <p>可以将 .disabled 添加到 .nav-link 元素上来禁用一个导航项</p> <ul class="nav"> <li class="nav-item"> <a class="nav-link" href="#">首页</a> </li> <li class="nav-item"> <a class="nav-link disabled" href="#">Python</a> </li> <li class="nav-item"> <a class="nav-link" href="#">PHP</a> </li> <li class="nav-item"> <a class="nav-link" href="#">Perl</a> </li> </ul> </div>
运行结果：