修正IE下document.getElementsByName无法获取DIV标签
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
div{
width: 100px;
height: 100px;
border:1px solid red;
}
</style>
</head>
<body>
<div name="odiv">div1</div>
<div name="odiv">div2</div>
<div name="odiv">div3</div>
<div name="odiv">div4</div>
<div name="anotherdiv">AnotherDiv</div>
<script type="text/javascript">
<!--
// 可见在IE下通过document.getElementsByName是无法获取DIV标签的,FF可以
alert(document.getElementsByName("odiv").length); // IE:0 FF:4
// 兼容IE FF的ByName方法
var getElementsByName = function(tag, name){
var returns = document.getElementsByName(name);
if(returns.length > 0) return returns;
returns = new Array();
var e = document.getElementsByTagName(tag);
for(var i = 0; i < e.length; i++){
if(e[i].getAttribute("name") == name){
returns[returns.length] = e[i];
}
}
return returns;
}
alert(getElementsByName("div","odiv").length); // IE:4 FF:4
//-->
</script>
</body>
</html>
