js attachEvent 判断 ie
// onXXX 是直接替换,这个是添加事件链,不过据说浏览器实现不一,最好不用//另 attachEvent 可用来判断是否是 ieEVENT.unSafeAddEvent = function(e) { //if (!document.attachEvent) alert("ff"); //ocument.attachEvent("onclick", function(){alert('52');});} //
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