IE与现代浏览器兼容性获取类名 

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>IE与现代浏览器兼容性获取类名</title>
</head>
<body>
<script>
    function getClass(classname,obj){
        var arr=[];
        var obj1=obj||document; 
        if(document.getElementsByClassName){
            return obj1.getElementsByClassName(classname);
        }else{
            var all=obj1.getElementsByTagName('*');
            for(var i=0;i<all.length;i++){
                if(all[i].className==classname){
                    arr.push(all[i]);
                }
            }
            return arr;
        }
    }
    var length=getClass('inner').length;
</script>
</body>
</html>

 

posted on 2017-05-17 14:23  skylark_one  阅读(110)  评论(0)    收藏  举报

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