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//判断浏览器
function myBrowser() {
    var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串
    var isOpera = userAgent.indexOf("Opera") > -1; //判断是否Opera浏览器
    var isIE = userAgent.indexOf("compatible") > -1
        && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器
    var isEdge = userAgent.indexOf("Edge") > -1; //判断是否IE的Edge浏览器
    var isFF = userAgent.indexOf("Firefox") > -1; //判断是否Firefox浏览器
    var isSafari = userAgent.indexOf("Safari") > -1
        && userAgent.indexOf("Chrome") == -1; //判断是否Safari浏览器
    var isChrome = userAgent.indexOf("Chrome") > -1
        && userAgent.indexOf("Safari") > -1; //判断Chrome浏览器

    if (isIE) {
        var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
        reIE.test(userAgent);
        var fIEVersion = parseFloat(RegExp["$1"]);
        if (fIEVersion == 7) {
            return "IE7";
        } else if (fIEVersion == 8) {
            return "IE8";
        } else if (fIEVersion == 9) {
            return "IE9";
        } else if (fIEVersion == 10) {
            return "IE10";
        } else if (fIEVersion == 11) {
            return "IE11";
        } else {
            return "0";
        }//IE版本过低
        return "IE";
    }
    if (isOpera) {
        return "Opera";
    }
    if (isEdge) {
        return "Edge";
    }
    if (isFF) {
        return "FF";
    }
    if (isSafari) {
        return "Safari";
    }
    if (isChrome) {
        return "Chrome";
    }

}

var Browser = '';
var ua = navigator.userAgent.toLowerCase();//获取判断用的对象
if (ua.match(/MicroMessenger/i) == "micromessenger") {
    //weixin
    Browser = 'WX';
}
else if (navigator.userAgent.indexOf('UCBrowser') > -1) {
    // UC MQQBrowser
    Browser = 'UC';
}
else if (navigator.userAgent.indexOf('MQQBrowser') > -1) {
    //  MQQBrowser
    Browser = 'QQ';
}
else {
    // 获取浏览器
    Browser = myBrowser();
}
//判断浏览器
if (Browser == 'Safari') {
    console.log(Browser)
}
else if (Browser == 'Chrome') {
    console.log(Browser)
}
else if (Browser == 'WX') {
    console.log('微信')

}
else if (Browser == 'UC') {
    console.log('UC 浏览器')
}
else if (Browser == 'QQ') {
    console.log('QQ 浏览器')
}
else {
    console.log('Chrome 浏览器')
}

本文标签: 浏览器js