iOS7 and iOS8 coexist, registration push notification

IOS8 new system requires the use of new Code ([[[[] [[[    Uidevice Currentdevice] systemversion] floatvalue] >= 8.0)    {        [[ UIApplication Sharedapplication] Registerusernotificationsettings:[uiusernotificationsettings                                                                             Settingsfortypes: (Uiusernotificationtypesound | Uiusernotificationtypealert | Uiusernotificationtypebadge)                                                                             Categories:nil];                        [[UIApplication sharedapplication] registerforremotenotifications];    }    else    {        //IOS7 registered push notification        [[uiapplication sharedapplication] Registerforremotenotificationtypes:         ( Uiusernotificationtypebadge | Uiusernotificationtypesound | Uiusernotificationtypealert)];    }

iOS7 and iOS8 coexist, registration push notification