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(){ var x; $("#btn1").click(function(){ x=$("p").detach(); }); $("#btn2").click(function(){ $("body").prepend(x); }); }); </script> </head> <body> <p>This is a paragraph.</p> <button id="btn1">Remove p element</button> <button id="btn2">Restore p element</button> </body> </html>
运行结果：