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function allinfo(){
var ua = navigator.userAgent;
ua =
ua.toLowerCase();
var match = /(webkit)[ \/]([\w.]+)/.exec(ua) ||
/(opera)(?:.*version)?[ \/]([\w.]+)/.exec(ua) ||
/(msie)
([\w.]+)/.exec(ua) ||
!/compatible/.test(ua) && /(mozilla)(?:.*?
rv:([\w.]+))?/.exec(ua) || [];
//如果需要获取浏览器版本号:match[2]
switch(match[1]){
case "msie": //ie
if (parseInt(match[2]) ===
6){ //ie6
alert("ie6");
alert("暂时不支持IE7.0及以下版本浏览器,请升级您的浏览器版本!");
}
else
if (parseInt(match[2]) === 7) { //ie7
alert("ie7");
//document.getElementById("hid").style.display = "none";
//
document.getElementById("show").style.display = "block";
}
else if
(parseInt(match[2]) === 8){ //ie8
alert("ie8");
}
else
if(parseInt(match[2]) === 9){
alert("ie9");
//document.getElementById("hid").style.display = "none";
}
break;
case "webkit": //safari or chrome
//alert("safari or chrome");
//
document.getElementById("middle").style.display = "none";
break;
case
"opera": //opera
alert("opera");
break;
case "mozilla": //Firefox
alert("Firefox");
//document.getElementById("hid").style.display =
"none";
break;
default:
break;
}
}
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原文地址:http://www.cnblogs.com/xxg1993/p/4506755.html