???????? objc_msgSendSuper ????????????????? setName ?? sel ?????????????????????????????????????? objc_super ???????? superClass ??????б????? setName ?? selector??????????? objc_super->receiver ???????? selector???????????? objc_msgSend ?????????????????????????? theReceiver ?? objc_super->receiver?????????????? objc_super->superClass ??????? selector

???????????????????????????????????????????????????????????? [self class] ?? [super class] ????????????????

????????? [self class] ???????? self ?? PersonMe??????? objc_msgSend ?????????????? receiver ??? self????? PersonMe* me ????????????????????????? class ????????? selector????? PersonMe ???????????У???? PersonMe ????? Person ?????????У???? Person ????? NSObject ????????????????????? NSObject ?????з?????? class ???????? NSObject ????? class ??????????? receiver ???????????????? PersonMe??

????????? [super class] ???????????? objc_msgSendSuper ???????????? objc_super ????????????????????? self???????????????? Person???????? class ??? selector????? superClass ??? Person ????????У????? Person ???????????????????? NSObject ????????????????ú??? objc_msgSend(objc_super->receiver?? @selector(class)) ???????????????????? [self class] ???????????????? receiver ???? PersonMe* me???????????????? PersonMe??