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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(){ $("p span").last().css("background-color","yellow"); }); </script> <h1>欢迎来到我的主页</h1> <p>我的<span>名字</span>叫 Donald</p> <p>我住在<span>Duckburg</span></p> <p>我<span>最好的</span>朋友是 Mickey</p> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: