APP常用检测_移动开发_编程开发_程序员俱乐部

检测设备、微信平台和app是否安装

var isappinstalled = false, 
    isIOS = false,
    isWeiXin = false;

// 已安装此APP
if (location.search.indexOf("isappinstalled=1") !== -1) {
    isappinstalled = true;        
} 

if (navigator.userAgent.search(/iphone|ipad|ios/gi) !== -1) {        
    isIOS = true;
}

if (navigator.userAgent.toLowerCase().indexOf("micromessenger") !== -1) {
    isWeiXin = true;
}