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ios开发为什么移除nsnotificationcenter

2025-03-16 05:46:31

推荐回答（2个）

回答1：

亲，一般使用：在需要监听事件的类中使用 [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(接受到消息响应的方法:) name:消息（可自定义或系统消息） object:nil];系统消息就不必处理消息的发出了

回答2：

不移除的话有内存泄露的危险

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