html 浏览器检测脚本来自http://www.quirksmode.org/js/detect.html
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var BrowserDetect = {
init: function () {
this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
this.version = this.searchVersion(navigator.userAgent) || this.searchVersion(navigator.appVersion) || "an unknown version";
this.OS = this.searchString(this.dataOS) || "an unknown OS";
},
searchString: function (data) {
for (var i = 0; i < data.length; i++) {
var dataString = data[i].string;
var dataProp = data[i].prop;
this.versionSearchString = data[i].versionSearch || data[i].identity;
if (dataString) {
if (dataString.indexOf(data[i].subString) != -1)
return data[i].identity;
} else if (dataProp)
return data[i].identity;
}
},
searchVersion: function (dataString) {
var index = dataString.indexOf(this.versionSearchString);
if (index == -1) return;
return parseFloat(dataString.substring(index + this.versionSearchString.length + 1));
},
dataBrowser: [{
string: navigator.userAgent,
subString: "OPR",
identity: "Opera",
versionSearch: "OPR"
}, {
string: navigator.userAgent,
subString: "Vivaldi",
identity: "Vivaldi"
}, {
string: navigator.userAgent,
subString: "Chrome",
identity: "Chrome"
}, {
string: navigator.userAgent,
subString: "OmniWeb",
versionSearch: "OmniWeb/",
identity: "OmniWeb"
}, {
string: navigator.vendor,
subString: "Apple",
identity: "Safari",
versionSearch: "Version"
}, { // old Opera
prop: window.opera,
identity: "Opera",
versionSearch: "Version"
}, {
string: navigator.vendor,
subString: "iCab",
identity: "iCab"
}, {
string: navigator.vendor,
subString: "KDE",
identity: "Konqueror"
}, {
string: navigator.userAgent,
subString: "Firefox",
identity: "Firefox"
}, {
string: navigator.vendor,
subString: "Camino",
identity: "Camino"
}, { // for newer Netscapes (6+)
string: navigator.userAgent,
subString: "Netscape",
identity: "Netscape"
}, {
string: navigator.userAgent,
subString: "MSIE",
identity: "Internet Explorer",
versionSearch: "MSIE"
}, {
string: navigator.userAgent,
subString: ".NET4",
identity: "Microsoft Edge",
versionSearch: "rv"
}, {
string: navigator.userAgent,
subString: "Gecko",
identity: "Mozilla",
versionSearch: "rv"
}, { // for older Netscapes (4-)
string: navigator.userAgent,
subString: "Mozilla",
identity: "Netscape",
versionSearch: "Mozilla"
}],
dataOS: [{
string: navigator.userAgent,
subString: "Windows Phone",
identity: "Windows Phone"
}, {
string: navigator.platform,
subString: "Win",
identity: "Windows"
}, {
string: navigator.platform,
subString: "Mac",
identity: "Mac"
}, {
string: navigator.userAgent,
subString: "iPhone",
identity: "iPhone/iPod"
}, {
string: navigator.userAgent,
subString: "Android",
identity: "Android"
}, {
string: navigator.platform,
subString: "Linux",
identity: "Linux"
}]
};
BrowserDetect.init();
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Which Browser?</title>
</head>
<body>
<p>You are using <span id="browser"></span> <span id="version"></span> on <span id="os"></span></p>
<script type="text/javascript" src="browserdetect.js"></script>
<script type="text/javascript">
document.getElementById("os").innerText = BrowserDetect.OS;
document.getElementById("browser").innerText = BrowserDetect.browser;
document.getElementById("version").innerText = BrowserDetect.version;
</script>
</body>
</html>
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