Objectivie-C 消息转发及类型编码备忘

2019独角兽企业重金招聘Python工程师标准>>>

// 1

+ (BOOL)resolveInstanceMethod:(SEL)sel

+ (BOOL)resolveClassMethod:(SEL)sel

// 2

- (id)forwardingTargetForSelector:(SEL)aSelector

// 3

- (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector;

 - (void)forwardInvocation:(NSInvocation *)anInvocation;

Objective-C 消息转发流程

Type Encodings

转载于:https://my.oschina.net/petsatan/blog/425218