익스플로러 버전 구분 javascript

function get_version_of_IE (){
    var word;
    var version = "N/A";
    var agent = navigator.userAgent.toLowerCase();
    var name = navigator.appName;

    // IE old version ( IE 10 or Lower )
    if ( name == "Microsoft Internet Explorer" ) word = "msie ";
    else {
        // IE 11
        if ( agent.search("trident") > -1 ) word = "trident/.*rv:";
        // Microsoft Edge
        else if ( agent.search("edge/") > -1 ) word = "edge/";
    }
    var reg = new RegExp( word + "([0-9]{1,})(\\.{0,}[0-9]{0,1})" );
    if (  reg.exec( agent ) != null  ) version = RegExp.$1 + RegExp.$2;
    return version;
}
var verString = get_version_of_IE();
var verNumber = parseInt ( get_version_of_IE() , 10 );
if(verString != "N/A"){
    if(verNumber < 9){
        //document.body.className+='lte7';
        document.body.setAttribute('class', 'old-ie ie'+verNumber);
    }
}
function detectIE(){
    var ua = window.navigator.userAgent;
    var msie = ua.indexOf('MSIE ');
    if(msie > 0){
        return parseInt(ua.substring(msie + 5, ua.indexOf('.', msie)), 10);
    }
    var trident = ua.indexOf('Trident/');
    if(trident > 0){
        var rv = ua.indexOf('rv:');
        return parseInt(ua.substring(rv + 3, ua.indexOf('.', rv)), 10);
    }
    var edge = ua.indexOf('Edge/');
    if(edge > 0){
       return parseInt(ua.substring(edge + 5, ua.indexOf('.', edge)), 10);
    }
    return false;
}
var verNumber = parseInt(detectIE(),10);
if(verNumber < 9){
    document.body.setAttribute('class', 'old-ie ie'+verNumber);
}
익스플로러 버전 구분 javascript 익스플로러 버전 구분 javascript Reviewed by Unknown on 오후 4:29 Rating: 5

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