oc-32-@property示例-白红宇

Goods.h

#import 
      
       typedef struct{    int year;    int month;    int day;} MyDate;typedef enum{    GenderFemal,    Gendermal} Gender;@interface Goods : NSObject//已经做了set的内存管理@property(nonatomic,assign)float price; // 单价@property(nonatomic,assign)Gender gender; // 性别@property(nonatomic,assign)float weight; // 重量@property(nonatomic,copy)NSString *showImage; // 图片@property(nonatomic,assign)MyDate produceDate; // 生产日期@property(nonatomic,assign)MyDate expireDaer;  // 过期日期// 卖家所卖的商品@property(nonatomic,retain)Goods *goods;@end

Good.m

#import "Goods.h"@implementation Goods- (void)dealloc{    NSLog(@"商品被释放");    [super dealloc];}@end

main.m

#import 
      
       #import "Goods.h"#import "Buyer.h"#import "Seller.h"int main(int argc, const char * argv[]) {    @autoreleasepool {        // 创建商品        Goods *g = [[Goods alloc] init];        // 给商品属性赋值        g.price = 100;        g.weight = 100;        g.showImage = @"/Users/apple/Desktop/1.png";        g.produceDate = (MyDate){
    2015,10,15};        g.expireDaer = (MyDate){
    2015,10,16};                // 买家        Buyer *buyer = [[Buyer alloc] init];        buyer.name = @"小明";        buyer.gender = GenderFemal;        buyer.age = 20;        buyer.height = 141;                // 卖家        Seller *seller = [[Seller alloc] init];        seller.name = @"张三丰";        seller.age = 18;        seller.height = 137;        seller.goods = g;                // 释放对象        [g release];        [buyer release];        [seller release];            }    return 0;}

本文转自农夫山泉别墅博客园博客，原文链接：http://www.cnblogs.com/yaowen/p/5314562.html，如需转载请自行联系原作者