从导航项中删除右侧栏按钮项 [英] Removing right bar button item from navigation item

问题描述

我已在我的导航项目中添加了一个右侧栏按钮项，并希望在某些条件下删除此项。这是我在做什么：

I have added a right bar button item in my navigation item and want to remove this on some condition. This is what I am doing:

self.navigationItem.rightBarButtonItem = nil;

但无法获得所需的行为。

But not getting the desired behavior.

我想隐藏它，但没有找到任何方法。

I want to hide it but do not find any method for it.

推荐答案

我做了很多次。您确定要从正确的导航项目中删除按钮吗？是 self 当前显示的 UIViewController ？

What you're doing should work. I've done that lots of times. Are you sure you're removing the button from the correct navigation item? Is self the currently displayed UIViewController?

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