//// main.m// ATM//#import <Foundation/Foundation.h>#import "ATM.h"#import "Money.h"#import "BankCard.h"int main(int argc, const char * argv[]){ATM * atm = [[ATM alloc]init];//atm->_saveMoneyCount = 1000;BankCard * card = [BankCard alloc];// [card set_cardNumber:@"12345678"];// [card set_userName:@"张三"];[atm tellMoney:TypeOfMoneyFake];[card showCardNumber:@"12345678"];[card showUserName:@"李四"];NSLog(@"%@",card);[atm saveMoney:10000];NSLog(@"%@",atm);[atm getMoney:5000];NSLog(@"%@",atm);return 0;}#import <Foundation/Foundation.h>#import "BankCard.h"#import "Money.h"@interface ATM : NSObject{//用来记录钱的总数int _countOfMoney;//存钱数目int _saveMoneyCount;//取钱数目int _getMoneyCount;}@property int _countOfMoney;@property int _saveMoneyCount;@property int _getMoneyCount;-(void)saveMoney:(int)saveMoney;-(void)getMoney:(int)getMoney;-(void)tellMoney:(TypeOfMoney)typeOfMoney;@end#import "ATM.h"@implementation ATM@synthesize _countOfMoney = countOfMoney;@synthesize _saveMoneyCount = saveMoneyCount;@synthesize _getMoneyCount = getMoneyCount;-(void)saveMoney:(int)saveMoney{//这里参数名称的命名最好不好和实例变量的名称相同//如果这样做会发生将实例变量隐藏 不影响运行，但是会有警告_saveMoneyCount = saveMoney;_countOfMoney = _saveMoneyCount;NSLog(@"%d",_saveMoneyCount);}-(void)getMoney:(int)getMoney{_getMoneyCount = getMoney;_saveMoneyCount -= getMoneyCount;NSLog(@"%d",_getMoneyCount);}-(void)tellMoney:(TypeOfMoney)typeOfMoney{switch (typeOfMoney) {case TypeOfMoneyReal:NSLog(@"真币");break;case TypeOfMoneyFake:NSLog(@"假币");break;default:break;}}-(NSString *)description{return [NSString stringWithFormat:@"银行卡结余=%d 存入钱数=%d 取出钱数=%d ",_countOfMoney,_saveMoneyCount,_getMoneyCount];}@end#import <Foundation/Foundation.h>enum TypeOfMoney{TypeOfMoneyReal,//真币TypeOfMoneyFake//假币};typedef enum TypeOfMoney TypeOfMoney;@interface Money : NSObject@end#import "Money.h"@implementation Money{}@end#import <Foundation/Foundation.h>@interface BankCard : NSObject{/**用来存储银行卡账号*/NSString * _cardNumber;/**用来存储银行卡使用者姓名*/NSString * _userName;}-(void)showCardNumber:(NSString *)number;-(void)showUserName:(NSString *)name;@property NSString * _cardNumber;@property NSString * _userName;@end#import "BankCard.h"@implementation BankCard@synthesize _cardNumber = carNumber;@synthesize _userName = userName;-(void)showCardNumber:(NSString *)number{//这里忘记了传参数！！！_cardNumber = number;NSLog(@"%@",_cardNumber);}-(void)showUserName:(NSString *)name{_userName = name;NSLog(@"%@",_userName);}-(NSString *)description{return [NSString stringWithFormat:@"账号：%@ 用户名：%@",_cardNumber,_userName];}@end
版权声明：本文为博主原创文章，未经博主允许不得转载。
，地球仍然转重，世间依旧善变，而我永远爱你。
