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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>本教程(w3big.com)</title> <script src="http://cdn.static.w3big.com/libs/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("div").delegate("p","click",function(){ $("p").css("background-color","pink"); }); }); </script> </head> <body> <div style="background-color:yellow"> <p>这个段落在 div 元素内。</p> </div> <p>这是一个段落。</p> </body> </html>