标签：设备

var u = navigator.userAgent, app = navigator.appVersion;
var is_Android = u.indexOf('Android') > -1 || u.indexOf('Linux') > -1; //android终端或者uc浏览器
var is_iOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/); //ios终端
alert(is_Android);
alert(is_iOS);