pop 到指定vc

NewAddressViewController *newAddressVC = [[NewAddressViewController alloc]init];

        for (UIViewController *vc in self.navigationController.viewControllers) {

            //NSLog(@"vcS=%@",[vc class]);

            if ([vc isKindOfClass:[NewAddressViewController class]]) {

                newAddressVC=(NewAddressViewController*)vc;

                newAddressVC.isPageState = 0;

                newAddressVC.NewMapToAddressFlag=@"0";

                [self.navigationController popToViewController:newAddressVC animated:YES];

            }

       

        //[self.navigationController popToViewController:newAddressVC animated:YES];

        }

    }