<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">
<p> disabled 属性可制作一个禁用的按钮：</p>
<button type="button" class="btn btn-default" disabled="disabled">禁用的默认按钮</button>
<p> .disabled 类使得链接不可用:</p>
<a href="#" class="btn btn-info disabled" role="button">禁用的信息链接</a>
<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>