假设NavigationController有ABC三个ViewController,
A push B, B push C
要求C返回的时候直接返回A,即移除B。
(popToRoot不予考虑,A之前可能还有其他的)
方案一:pop后再push
UINavigationController *navController = self.navigationController; [navController popViewControllerAnimated:NO]; [navController pushViewController:vc animated:YES];
缺点:动画过程中会看到B被A替换,然后C在右边滑入
方案二:修改viewControllers数组
NSMutableArray* navArray = [[NSMutableArray alloc] initWithArray:self.navigationController.viewControllers]; [navArray replaceObjectAtIndex:[navArray count]-1 withObject:nextViewController]; [self.navigationController setViewControllers:navArray animated:YES];
看不到B被A替换的过程,用户完全无感知。666