分享一个前端获取浏览器类型的函数[B君笔记][博客]

noscript{position: fixed}分享一个前端获取浏览器类型的函数前端创建时间：2022-04-01 22:59:40

代码

function getBr(){
    try {
        var t = window["opera"] || window.navigator["userAgent"]["indexOf"](" OPR/") >= 0 ? "Opera" : 0,
            n = "undefined" != typeof InstallTrigger ? "Firefox" : 0,
            a = Object["prototype"]["toString"]["call"](window["HTMLElement"])["indexOf"]("Constructor") > 0
                || window["safari"] && window["safari"]["pushNotification"] && "[object SafariRemoteNotification]" === window["safari"]["pushNotification"]["toString"]() || window["ApplePaySession"];
        a = a ? "Safari" : 0;
        var r = a && window.navigator["userAgent"]["match"]("CriOS") ? "Chrome IOS" : 0,
            o = window["chrome"] && !t ? "Chrome" : 0,
            c = window["ActiveXObject"] && "ActiveXObject" in window || window['document']["documentMode"] ? "IE" : 0,
            f = !c && window["StyleMedia"] ? "Edge" : 0;
        return t || n || f || c || o || r || a || ""
    } catch (t) {
        return null
    }
}

来源

akam 防护脚本中提取的