<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>innerHTML</title></head><body><h1 id="con">javascript<h1><p>xxx</p><script type="text/javascript">var mychar=document.getElementById("con");document.write("原來:"+mychar.innerHTML+"<br>");mychar.innerHTML="HELLO WORLD"document.write("現在："mychar.innerHTML);</script></body>
我寫的跟范文一模一樣為什么出不來效果？
慕先生4277178
2016-04-13 11:30:23
