判断navigation中父控制器类型

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

                    if ([controller isKindOfClass:[HZHouseListViewController class]]) {

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

                    }

                }

判断navigation中父控制器类型

原文：http://www.cnblogs.com/niexiaobo/p/4585534.html