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_objc_msgForward问题 #106

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CodingPub opened this issue Sep 4, 2018 · 0 comments

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CodingPub commented Sep 4, 2018 •

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_objc_msgForward 函数是做什么的，直接调用它将会发生什么？

中的：

调用forwardInvocation:方法，将第3步获取到的方法签名包装成 Invocation 传入，如何处理就在这里面了，并返回非ni。

forwardInvocation: 方法没有返回值

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