Detect browser version, core, system and mobile terminal
The code copy is as follows:
/**
* check browser version
* @authors K
* @date 2014-04-11 14:48:39
* @version 1
*/
/**
* detect browser info with navigator userAgent
* @return object browser info
*/
var browser = (function(){
var userAgent = navigator.userAgent,
ua = userAgent.toLowerCase(),
browserList = {
msie : /(?:msie/s|trident.*rv:)([/w.]+)/i,
firefox : /Firefox//([/w.]+)/i,
chrome : /Chrome//([/w.]+)/i,
safari : /version//([/w.]+).*Safari/i,
opera : /(?:OPR//|Opera.+version//)([/w.]+)/i
},
kernels = {
MSIE: /(compatible;/smsie/s|Trident//)[/w.]+/i,
Camino: /Camine/i,
KHTML: /KHTML/i,
Presto: /Presto//[/w.]+/i,
Gecko : /Gecko//[/w.]+/i,
WebKit: /AppleWebKit//[/w.]+/i
},
browser = {
kernel : 'unknow',
version : 'unknow'
}
// Detect the browser
for(var i in browserList){
var matchs = ua.match(browserList[i]);
browser[i] = matchs ? true : false;
if(matchs){
browser.version = matchs[1];
}
}
// Detection engine
for(var i in kernels){
var matchs = ua.match(kernels[i]);
if(matchs){
browser.kernel = matchs[0];
}
}
// system
var os = ua.match(/(Windows/sNT/s|Mac/sOS/sX/s|Android/s|ipad.*/sos/s|iphone/ss/s)([/d._-]+)/i);
browser.os = os!==null ? os[0] : false;
// Is it a mobile terminal
browser.mobile = ua.match(/Mobile/i)!==null ? true : false;
return browser;
}());