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What is IMP in Objective C?

Updated: 10/18/2022
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15y ago

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IMP is a pointer to a function returning an id and taking following parametres 1) id 2) SEL 3) variable arguments ... for eg; typedef id (*IMP)(id self,SEL ,...); IMP is used to call the objective c functions at runtime. To get an imp use the syntax : IMP myImp = [myObject methodFor:mySel];

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