编程狮在线代码实例

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<!DOCTYPE html>
<html>
  <head>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="//apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css">
  </head>
​
  <body>
    <div class="container">
    <h2>按钮</h2>
    <p> .active 类表示按钮被点击:</p>            
    <button type="button" class="btn btn-default">默认按钮</button>      
    <button type="button" class="btn btn-default active">点击激活的默认按钮</button>
    <br><br>
    <button type="button" class="btn btn-info">信息按钮</button>      
    <button type="button" class="btn btn-info active">点击激活的信息按钮</button>
  </div>
   
  <script src="//apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>
  <script src="//apps.bdimg.com/libs/bootstrap/3.3.0/js/bootstrap.min.js"></script>
  </body>
​
</html>
实例代码
运行结果