iframe页面的脚本如何获取该<iframe 里的属性>

Question

parent.getElementsByTagName("iframe")[0].id

Answer 1

还是这个比较好
 var a = parent.document.getElementsByTagName("IFRAME");
            for(var i=0; i<a.length; i++) //author:meizz
            {
               if(a[i].contentWindow==window)
               {
 
               }
            }

Answer 2

var a = parent.document.getElementsByTagName("IFRAME");
            for(var i=0; i<a.length; i++) //author:meizz
            {
               if(a[i].contentWindow==window)
               {
 alert (  a[i].id );
               }
            }