1.运行http://www.runoob.com/try/try.php?filename=bootstrap3-plugin-tab
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Bootstrap 实例 - 标签页（Tab）插件</title> <link rel="stylesheet" href="https://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script> <script src="https://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script> </head> <body> 必须引入bootstrap的css、js和jquery <ul id="myTab" class="nav nav-tabs"> <li class="active"> <a href="#home" data-toggle="tab"> 菜鸟教程</a> </li> <li><a href="#ios" data-toggle="tab">iOS</a></li> <li><a href="#java" data-toggle="tab">java</a></li> </ul> </body> </html>