delegate, block 에서의 Retain Cycle (ARC)
1. 간단한 Retain Cycle @interface Item : NSObject@property (nonatomic, strong) Item* value1;@property (nonatomic, strong) Item* value2;@end - (void)someMethod {Item *a1 = [[Item alloc] init];Item *a2 = [[Item alloc] init];a1.value2 = a2;} 객체 참조카운트 a1 1 a2 2 @interface Item : NSObject@property (nonatomic, strong) Item* value1;@property (nonatomic, strong) Item* value2;@end - (void)someMethod {Item *..
iOS 개발/ObjectiveC
2016. 11. 9. 01:03
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