摘要： 比如，我自定义someData;@interface someData : NSObject<NSCopying> { NSString *_aStr; UIColor *_aColor;}@property (nonatomic, copy) NSString *aStr;@property (nonatomic, retain) UIColor *aColor;@end////@implementation someData@synthesize aStr = _aStr;@synthesize aColor = _aColor;-(void) dealloc { [_a... 阅读全文