weak swift에 대한 weak var의 행동 A weak reference is a reference that doesn’t keep a strong hold on the instance it refers to, and so doesn’t stop ARC from disposing of the referenced instance. You indicate a weak reference by placing the weak keyword b... iOSSwiftarcweaktech
swift에 대한 weak var의 행동 A weak reference is a reference that doesn’t keep a strong hold on the instance it refers to, and so doesn’t stop ARC from disposing of the referenced instance. You indicate a weak reference by placing the weak keyword b... iOSSwiftarcweaktech