源代码:
<!DOCTYPE html> <html> <head> <title>Bootstrap 实例 - 嵌套的按钮组</title> <link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet"> <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script> <script src="http://libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script> </head> <body> <div class="btn-group"> <button type="button" class="btn btn-default">按钮 1</button> <button type="button" class="btn btn-default">按钮 2</button> <div class="btn-group"> <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"> 下列 <span class="caret"></span> </button> <ul class="dropdown-menu"> <li><a href="#">下拉链接 1</a></li> <li><a href="#">下拉链接 2</a></li> </ul> </div> </div> </body> </html>
运行结果：