2018-03-30

push下个页面时销毁当前的controllers

A --->push 到B --->push到C  点击返回到A，

    NSMutableArray *viewControllers = [self.navigationController.viewControllers mutableCopy];

    [viewControllers removeObject:self];

    [viewControllers addObject:homeVc];

    [self.navigationController setViewControllers:viewControllers animated:YES];

Demo地址