页面跳回指定viewController

     

 UIViewController *lotteryPlayVc;

    NSArray * viewControllers = [self.navigationControllerviewControllers];

    for (lotteryPlayVc in viewControllers){

        if ([lotteryPlayVc isKindOfClass:[LotteryPlayViewControllerclass]]) {

            [self.navigationControllerpopToViewController:lotteryPlayVc animated:YES];

        }

    }