js determines the mobile phone (Android phone or iPhone phone)_javascript skills

/**

 * [isMobile 判断平台]

 * @param test: 0:iPhone    1:Android

 */

function ismobile(test){

    var u = navigator.userAgent, app = navigator.appVersion;

    if(/AppleWebKit.*Mobile/i.test(navigator.userAgent) || (/MIDP|SymbianOS|NOKIA|SAMSUNG|LG|NEC|TCL|Alcatel|BIRD|DBTEL|Dopod|PHILIPS|HAIER|LENOVO|MOT-|Nokia|SonyEricsson|SIE-|Amoi|ZTE/.test(navigator.userAgent))){

     if(window.location.href.indexOf("&#63;mobile")<0){

      try{

       if(/iPhone|mac|iPod|iPad/i.test(navigator.userAgent)){

        return '0';

       }else{

        return '1';

       }

      }catch(e){}

     }

    }else if( u.indexOf('iPad') > -1){

        return '0';

    }else{

        return '1';

    }

};

<script type="text/javascript">

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/i) || !!u.match(/MIDP|SymbianOS|NOKIA|SAMSUNG|LG|NEC|TCL|Alcatel|BIRD|DBTEL|Dopod|PHILIPS|HAIER|LENOVO|MOT-|Nokia|SonyEricsson|SIE-|Amoi|ZTE/), //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()

}

if (browser.versions.iPhone || browser.versions.iPad || browser.versions.ios) {

window.location.href = "http://www.jb51.net";

}

if (browser.versions.android) {

window.location.href = "http://www.qq.com";

}

</script>

<script type="text/javascript">

var bForcepc = fGetQuery("dv") == "pc";

function fBrowserRedirect(){

 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){

 var sUrl = location.href;

 if(!bForcepc){

  window.location.href = "http://m.jb51.net/?ipad";

 }

 }

 if(bIsIphoneOs || bIsAndroid){

 var sUrl = location.href;

 if(!bForcepc){

  window.location.href = "http://m.jb51.net/?iphone";

 }

 }

 if(bIsMidp||bIsUc7||bIsUc||bIsCE||bIsWM){

 var sUrl = location.href;

 if(!bForcepc){

  window.location.href = "http://m.jb51.net/";

 }

 }

}

function fGetQuery(name){//获取参数值

 var sUrl = window.location.search.substr(1);

 var r = sUrl.match(new RegExp("(^|&)" + name + "=([^&]*)(&|$)"));

 return (r == null ? null : unescape(r[2]));

}

function fShowVerBlock(){

 if(bForcepc){

 document.getElementById("dv_block").style.display = "block";

 }

 else{

 document.getElementById("ad_block").style.display = "block";

 }

}

fBrowserRedirect();

</script>