源代码:
<!DOCTYPE html> <html> <head> <script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("ul.test > li").css("border","4px double"); }); </script> </head> <body> <ul class="test"> <li>List item</li> <li>List item <ul> <li>Nested list item (will not have border)</li> </ul> </li> <li>List item</li> </ul> </body> </html>
运行结果：