上面的代碼問(wèn)題在哪?()
A.應(yīng)該將var synthesize B.調(diào)用會(huì)出現(xiàn)死循環(huán) C.正常 D.返回值錯(cuò)誤
A.-shared B.-fno-objc-arc C.-fobjc-arc D.-dynamic