Jquery判断手机浏览器版本

function brower(){
var browser = getBrowserInfo() ;
//alert(browser); 
var verinfo = (browser+"").replace(/[^0-9.]/ig,""); 
if (verinfo=='7.0' || verinfo=='8.0' || verinfo=='6.0') {
        alert("温馨提示：为了您的浏览体验请使用IE9及以上版本。如果您使用的是360浏览器或QQ浏览器等，请点击地址栏尾端的IE图标切换至【极速模式】");
    }
}
function getBrowserInfo(){
var agent = navigator.userAgent.toLowerCase() ;
var regStr_ie = /msie [\d.]+;/gi ;
var regStr_ff = /firefox\/[\d.]+/gi
var regStr_chrome = /chrome\/[\d.]+/gi ;
var regStr_saf = /safari\/[\d.]+/gi ;
//IE
if(agent.indexOf("msie") > 0){return agent.match(regStr_ie) ;}
//firefox
if(agent.indexOf("firefox") > 0){return agent.match(regStr_ff) ;}
//Chrome
if(agent.indexOf("chrome") > 0){return agent.match(regStr_chrome) ;}
//Safari
if(agent.indexOf("safari") > 0 && agent.indexOf("chrome") < 0){return agent.match(regStr_saf) ;}
}
//手机端|电脑端
function browserRedirect() { 
var sUserAgent= navigator.userAgent.toLowerCase(); 
var bIsIpad= sUserAgent.match(/ipad/i) == "ipad"; 
var bIsIphoneOs= sUserAgent.match(/iphone os/i) == "iphone os"; 
var bIsMidp= sUserAgent.match(/midp/i) == "midp"; 
var bIsUc7= sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4"; 
var bIsUc= sUserAgent.match(/ucweb/i) == "ucweb"; 
var bIsAndroid= sUserAgent.match(/android/i) == "android"; 
var bIsCE= sUserAgent.match(/windows ce/i) == "windows ce"; 
var bIsWM= sUserAgent.match(/windows mobile/i) == "windows mobile"; 
if (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM) { 
document.getElementById("a").style.display="block";
document.getElementById("b").style.display="none";
    } else { 
document.getElementById("b").style.display="block";
document.getElementById("a").style.display="none";
    } 
} 
window.onload=function(){browserRedirect();}

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.*/) || !!u.match(/AppleWebKit/), //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终端或者uc浏览器
            iPhone: u.indexOf('iPhone') > -1 || u.indexOf('Mac') > -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() 
}        //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);