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  • js如何判断IE浏览器的版本包括IE11

    IE浏览器真是个坑:从ie6以及以前IE版本,简直就是垃圾,不按照Mozilla国际组织的标准来,乱搞。搞得兼容性很差:
     
    <script type="text/javascript">
    var userAgent = navigator.userAgent,
    rMsie = /(msies|trident.*rv:)([w.]+)/,
    rFirefox = /(firefox)/([w.]+)/,
    rOpera = /(opera).+version/([w.]+)/,
    rChrome = /(chrome)/([w.]+)/,
    rSafari = /version/([w.]+).*(safari)/;
    var browser;
    var version;
    var ua = userAgent.toLowerCase();
    function uaMatch(ua){
     var match = rMsie.exec(ua);
     if(match != null){
     return { browser : "IE", version : match[2] || "0" };
     }
     var match = rFirefox.exec(ua);
     if (match != null) {
     return { browser : match[1] || "", version : match[2] || "0" };
     }
     var match = rOpera.exec(ua);
     if (match != null) {
     return { browser : match[1] || "", version : match[2] || "0" };
     }
     var match = rChrome.exec(ua);
     if (match != null) {
     return { browser : match[1] || "", version : match[2] || "0" };
     }
     var match = rSafari.exec(ua);
     if (match != null) {
     return { browser : match[2] || "", version : match[1] || "0" };
     }
     if (match != null) {
     return { browser : "", version : "0" };
     }
    }
    var browserMatch = uaMatch(userAgent.toLowerCase());
    if (browserMatch.browser){
     browser = browserMatch.browser;
     version = browserMatch.version;
    }
    document.write(browser+version); 
    </script>
     
    我这里有个最简单的:
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  • 原文地址:https://www.cnblogs.com/BluceLee/p/9225320.html
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