for (UIViewController *controller in self.navigationController.viewControllers)
{ if ([controller isKindOfClass:[patrolSignViewController class]]) { [self.navigationController popToViewController:controller animated:YES]; } }本文共 276 字，大约阅读时间需要 1 分钟。
for (UIViewController *controller in self.navigationController.viewControllers)
{ if ([controller isKindOfClass:[patrolSignViewController class]]) { [self.navigationController popToViewController:controller animated:YES]; } }转载于:https://www.cnblogs.com/GJRBlog/p/5461979.html