简单教程
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代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <script src="https://cdn.staticfile.org/jquery/2.2.4/jquery.min.js"></script> <script> $(document).ready(function(){ $("button").click(function(){ $("ul li:first").hide(); }); }); </script> <p>List 1:</p> <ul> <li>Coffee</li> <li>Milk</li> <li>Tea</li> </ul> <p>List 2:</p> <ul> <li>Coffee</li> <li>Milk</li> <li>Tea</li> </ul> <button>点我</button> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: