<script>
var os = function() {
var ua = navigator.userAgent, //获取浏览器UA
isWindowsPhone = /(?:Windows Phone)/.test(ua),
isSymbian = /(?:SymbianOS)/.test(ua) || isWindowsPhone,
isAndroid = /(?:Android)/.test(ua),
isFireFox = /(?:Firefox)/.test(ua),
isChrome = /(?:Chrome|CriOS)/.test(ua),
isTablet = /(?:iPad|PlayBook)/.test(ua) || (isAndroid && !/(?:Mobile)/.test(ua)) || (isFireFox && /(?:Tablet)/.test(ua)),
isPhone = /(?:iPhone)/.test(ua) && !isTablet,
isPc = !isPhone && !isAndroid && !isSymbian;
return {
isTablet: isTablet,
isPhone: isPhone,
isAndroid : isAndroid,
isPc : isPc
};
}();
if(os.isPc) //判断是否PC
alert("PC");
else if(os.isPhone) //判断是否iPhone
alert("Phone");
else if(os.isAndroid) //判断是否Android
alert("Android");
else if(os.isTablet) //判断是否平板
alert("Tablet");
</script>
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