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zhangskills/gist:79e9772570dac24e669a

Created October 11, 2014 05:32
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判断IE版本号

var _IE = (function(){
    var v = 3, div = document.createElement('div'), all = div.getElementsByTagName('i');
    while (
        div.innerHTML = '<!--[if gt IE ' + (++v) + ']><i></i><![endif]-->',
        all[0]
    );
    return v > 4 ? v : false ;
}());

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