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objc_msgSend消息传递学习笔记 - 消息转发 - 一片瓜田 #97

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Desgard opened this issue Feb 9, 2021 · 0 comments
Open

objc_msgSend消息传递学习笔记 - 消息转发 - 一片瓜田 #97

Desgard opened this issue Feb 9, 2021 · 0 comments
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@Desgard
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Desgard commented Feb 9, 2021

https://www.desgard.com/objective-c/2016/08/26/objc_msgSend2.html

该文是 objc_msgSend消息传递学习笔记 - 对象方法消息传递流程 的基础上继续探究源码，请先阅读上文。消息转发机制(message forwarding)Objective-C 在调用对象方法的时候，是通过消息传递机制来查询且执行方法。如果想令该类能够理解并执行方法，必须以程序代码实现出对应方法。但是，...
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