IOS 判断是否是iPhoneX系列

- (BOOL)isIPhoneXSeries{
    BOOL iPhoneXSeries = NO;
    if (UIDevice.currentDevice.userInterfaceIdiom != UIUserInterfaceIdiomPhone) {
        return iPhoneXSeries;
    }

    if (@available(iOS 11.0, *)) {
        UIWindow *mainWindow = [[[UIApplication sharedApplication] delegate] window];
        if (mainWindow.safeAreaInsets.bottom > 0.0) {
            iPhoneXSeries = YES;
        }
    }
    return iPhoneXSeries;
}