简单教程
提交运行
代码编辑器：
<!DOCTYPE htm> <meta charset="utf-8"> <link href="https://cdn.bootcss.com/bootstrap/2.3.2/css/bootstrap.min.css" rel="stylesheet"> <div class="navbar navbar-fixed-top"> <div class="navbar-inner"> <div class="container"> <ul class="nav"> <li class="active"> <a href="#">简单教程</a> </li> <li><a href="#">HTML5</a></li> <li><a href="#">CSS3</a></li> <li><a href="#">jQuery</a></li> <li class="dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown"> Bootstrap <b class="caret"></b> </a> <ul class="dropdown-menu"> <li><a href="#">Bootstrap 2 </a></li> <li><a href="#">Bootstrap 3</a></li> <li><a href="#">Bootstrap 4</a></li> </ul> </li> </ul> </div> </div> </div> <script src="/static/lib/bootstrap/2.3.2/docs/assets/js/jquery.js"></script> <script src="/static/lib/bootstrap/2.3.2/docs/assets/js/bootstrap.min.js"></script>
运行结果：