检测手机类型正则表达式

     var MobileUA = (function() {
        var ua = navigator.userAgent.toLowerCase();
  
        var mua = {
            IOS: /ipod|iphone|ipad/.test(ua), //iOS
            IPHONE: /iphone/.test(ua), //iPhone
            IPAD: /ipad/.test(ua), //iPad
            ANDROID: /android/.test(ua), //Android Device
            WINDOWS: /windows/.test(ua), //Windows Device
            TOUCH_DEVICE: ('ontouchstart' in window) || /touch/.test(ua), //Touch Device
            MOBILE: /mobile/.test(ua), //Mobile Device (iPad)
            ANDROID_TABLET: false, //Android Tablet
            WINDOWS_TABLET: false, //Windows Tablet
            TABLET: false, //Tablet (iPad, Android, Windows)
            SMART_PHONE: false, //Smart Phone (iPhone, Android)
            AN_PHONE:false

        };
  
        mua.ANDROID_TABLET = mua.ANDROID && !mua.MOBILE;
        mua.WINDOWS_TABLET = mua.WINDOWS && /tablet/.test(ua);
        mua.TABLET = mua.IPAD || mua.ANDROID_TABLET || mua.WINDOWS_TABLET;
        mua.SMART_PHONE = mua.MOBILE && !mua.TABLET;
        mua.AN_PHONE=mua.IOS||mua.IPHONE||mua.IPAD;
  
        return mua;
    }());

    if(MobileUA.AN_PHONE==false ||  MobileUA.ANDROID_TABLET || MobileUA.WINDOWS_TABLET){
        var str1 = '微信访问设置：我-设置-通用-开启横屏模式';
        $('.cover p').append(str1);
    }else{
        var str2 = '';
       $('.cover p').append(str2);
    }