NSArray * ctrlArray = self.navigationController.viewControllers;
[self.navigationController popToViewController:[ctrlArray objectAtIndex:1] animated:YES];
NSArray * ctrlArray = self.navigationController.viewControllers;
[self.navigationController popToViewController:[ctrlArray objectAtIndex:1] animated:YES];
转载于:https://www.cnblogs.com/lihaibo-Leao/p/5320223.html