ios 从堆栈中杀死 移除 指定的viewcontroller

 1 - (void)removeVC:(UIViewController *)urViewControllerClass
 2 {
 3     NSArray* tempVCA = [self.navigationController viewControllers];
 4     for(UIViewController *tempVC in tempVCA)
 5     {
 6         if([tempVC isKindOfClass:[urViewControllerClass class]])
 7         {
 8             [tempVC removeFromParentViewController];
 9         }
10     }
11 }