測試一下下
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>無標(biāo)題文檔</title>
</head>
<body>
<ul id="test"><li>JavaScript</li><li>HTML</li></ul>?
?
<script type="text/javascript">
? var otest = document.getElementById("test"); ?
??
??
var oT=document.getElementById("test");
var oLst=document.getElementById("lst");
var oP=document.createElement("li");
oP.innerHTML="Ajax";
oT.insertBefore(oP,oLst);
??
??
</script>?
</body>
</html>
2015-12-28
2015-12-28