fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"> </script> <script> $(document).ready(function(){ $("ul.test > li").css("border","4px double"); }); </script> </head> <body> <ul class="test"> <li>列表项</li> <li>列表项 <ul> <li>内嵌列表项 (不会有边框样式)</li> </ul> </li> <li>列表项</li> </ul> </body> </html>
运行结果