objective-c : 오브젝트와 클래스의 차이

snippet.m

distinction between an object and its class


//ice cream class
@interface IceCream : NSObject
@property (nonatomic, strong) NSString *flavor;
@property (nonatomic, assign) int scoops;
- (void)eatIt;
@end


// two instances of IceCream, one for you and one for me
// one class, IceCream, but there are two distinct objects.
// Your object has strawberry flavor, mine pistachio.

// one for you
IceCream *iceCreamForYou = [[IceCream alloc] init]; 
iceCreamForYou.flavor = @"Strawberry"; 
iceCreamForYou.scoops = 2;

// and one for me
IceCream *iceCreamForMe = [[IceCream alloc] init]; 
iceCreamForMe.flavor = @"Pistachio"; 
iceCreamForMe.scoops = 3;