js检测手机类型（android,ios,blackberry,windows等）

var isMobile = {

    Android: function() {

        return navigator.userAgent.match(/Android/i);

    },

    BlackBerry: function() {

        return navigator.userAgent.match(/BlackBerry/i);

    },

    iOS: function() {

        return navigator.userAgent.match(/iPhone|iPad|iPod/i);

    },

    Opera: function() {

        return navigator.userAgent.match(/Opera Mini/i);

    },

    Windows: function() {

        return navigator.userAgent.match(/IEMobile/i);

    },

    any: function() {

        return (isMobile.Android() || isMobile.BlackBerry() || isMobile.iOS() || isMobile.Opera() || isMobile.Windows());

    }

};

　　

 

EXAMPLES

To check to see if the user is on any of the supported mobile devices:

if( isMobile.any() ) alert('Mobile');

To check to see if the user is on a specific mobile device:

if( isMobile.iOS() ) alert('iOS');

 

 

原文：http://www.abeautifulsite.net/blog/2011/11/detecting-mobile-devices-with-javascript/