C#妹妹：阿姨，今天這麼早就出來遛狗了？？
Objective-C阿姨：是啊，我的狗老了，有點失眠，起的是早點...你看看，這個狗狗特聰明特聽話
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//********* 文件Dog.h ***************
#import <Foundation/Foundation.h>
typedef enum{<BR> kBlackColor,<BR> kYellowColor,<BR> kWhiteColor<BR>}Color;
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@interface Dog : NSObject {
Color Color;
int Age;
}
-(void) Sound;
-(void) Eat:(NSString *) food EatQty:(int) count;
@end//Dog
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//
//********* 文件Dog.m ***************
#import "Dog.h"
@implementation Dog
-(void) Sound
{
NSLog(@"汪汪!");
}
-(void) Eat:(NSString *) food EatQty:(int) count
{
NSLog(@
