var brower = {
versions:function(){
var u = window.navigator.userAgent;
var num ;
if(u.indexOf(‘Trident‘) > -1){
//IE
return "IE";
}else if(u.indexOf(‘Presto‘) > -1){
//opera
return "Opera";
}else if(u.indexOf(‘Gecko‘) > -1 && u.indexOf(‘KHTML‘) == -1){
//firefox
return "Firefox";
}else if(u.indexOf(‘AppleWebKit‘ && u.indexOf(‘Safari‘) > -1) > -1){
//苹果、谷歌内核
if(u.indexOf(‘Chrome‘) > -1){
//chrome
return "Chrome";
}else if(u.indexOf(‘OPR‘)){
//webkit Opera
return "Opera_webkit"
}else{
//Safari
return "Safari";
}
}else if(u.indexOf(‘Mobile‘) > -1){
//移动端
if(!!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/)){
//ios
if(u.indexOf(‘iPhone‘) > -1){
//iphone
return "iPhone"
}else if(u.indexOf(‘iPod‘) > -1){
//ipod
return "iPod"
}else if(u.indexOf(‘iPad‘) > -1){
//ipad
return "iPad"
}
}else if(u.indexOf(‘Android‘) > -1 || u.indexOf(‘Linux‘) > -1){
//android
num = u.substr(u.indexOf(‘Android‘) + 8, 3);
return {"type":"Android", "version": num};
}else if(u.indexOf(‘BB10‘) > -1 ){
//黑莓bb10系统
return "BB10";
}else if(u.indexOf(‘IEMobile‘)){
//windows phone
return "Windows Phone"
}
}
}
}