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(){ $("button").click(function(){ $("p").wrap(function(){ return "<div></div>" }); }); }); </script> <style type="text/css"> div{background-color:yellow;padding:10px;} </style> </head> <body> <p>This is a paragraph.</p> <button>Wrap a div element around the p element</button> </body> </html>
运行结果：