js判断浏览器信息全

var browser = {
versions: function() {
var u = navigator.userAgent,
app = navigator.appVersion;
return { //移动终端浏览器版本信息
trident: u.indexOf('Trident') > -1,
//IE内核
presto: u.indexOf('Presto') > -1,
//opera内核
webKit: u.indexOf('AppleWebKit') > -1,
//苹果、谷歌内核
gecko: u.indexOf('Gecko') > -1 && u.indexOf('KHTML') == -1,
//火狐内核
mobile: !!u.match(/AppleWebKit.Mobile./),
//是否为移动终端
ios: !!u.match(/(i[^;]+;( U;)? CPU.+Mac OS X/),
//ios终端
android: u.indexOf('Android') > -1 || u.indexOf('Linux') > -1,
//android终端或uc浏览器
iPhone: u.indexOf('iPhone') > -1,
//是否为iPhone或者QQHD浏览器
iPad: u.indexOf('iPad') > -1,
//是否iPad
webApp: u.indexOf('Safari') == -1 //是否web应该程序，没有头部与底部
};
} (),
language: (navigator.browserLanguage || navigator.language).toLowerCase()
}
function toLink() {
if (browser.versions.mobile == true) {
alert("goTo-----移动端");
if (browser.versions.iPad == true) {
alert("goTo-----Ipad");
//window.location = "http://www.jq22.com/";
} else {
alert("goTo-----手机端");
}
}
}
toLink();

document.writeln("语言版本: " + browser.language + "
");
document.writeln(" 是否为移动终端: " + browser.versions.mobile + "
");
document.writeln(" ios终端: " + browser.versions.ios + "
");
document.writeln(" android终端: " + browser.versions.android + "
");
document.writeln(" 是否为iPhone: " + browser.versions.iPhone + "
");
document.writeln(" 是否iPad: " + browser.versions.iPad + "
");
document.writeln(navigator.userAgent);