Objective-C Runtime

Foundation 에 대부분 포함되어 있다(런타임 함수집합인 objc/runtime.h 제외)

• Class NSObject
• Protocol NSObject
• Type SEL/IMP ...
• Runtime Fuction(objc/runtime.h)
  • objc_getAssociatedObject, objc_setAssociatedObject, objc_removeAssociatedObjects ...

Objective-C 언어