51help TIY
码：
<!DOCTYPE html> <html> <head> <script src="../../ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js" tppabs="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script> <script> $.noConflict(); jQuery(document).ready(function(){ jQuery("button").click(function(){ jQuery("p").text("jQuery "); }); }); </script> </head> <body> <p>落。</p> <button>测试 jQuery</button> </body> </html>
查看结果: