麻煩幫我看一下程序怎么運行不出來？
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>無標題文檔</title>
</head>
<body>
<script type="text/javascript">
var main = document.body;
//創建鏈接
function createa(url,text)
{?
? var link=document.createElement("LINK");
? ? ? link.innerHTML=text;
? ? ? link.href=url;
? ? ? link.style.color="red";
? ? ? main.appendChild(link);
? ??
}
// 調用函數創建鏈接
?createa("http://www.xianlaiwan.cn","慕課網");
</script>?
</body>
</html>
2017-04-20
link標簽？是a標簽吧