跳转到指定的页面0921

int index = (int)[[self.navigationController viewControllers]indexOfObject:self];

[self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:(index -2)] animated:YES];

这个成功了

;;

            //gzz0921tiao  这个没有成功

//            for (UIViewController *temp in self.navigationController.viewControllers) {

//                if ([temp isKindOfClass:[HuayanReadController class]]) {

//                    [self.navigationController popToViewController:temp animated:YES];

//                }else {

//                    [self.navigationController popToRootViewControllerAnimated:YES];

//                }

//            }