NSUserDefaults存储自定义对象(序列化和反序列化存放自定义对象)

      NSDictionary *dic = [NSDictionary dictionaryWithObjectsAndKeys:@"zhouyong",@"Name",@"18",@"Age",@"iOS engineer",@"Job", nil];

        

//        NSKeyedArchiver  把对象写到二进制流中去。

        NSData *data = [NSKeyedArchiver archivedDataWithRootObject:dic];

        [[NSUserDefaults standardUserDefaults] setObject:data forKey:@"INFORMATION"];

        NSData *infoData = [[NSUserDefaults standardUserDefaults] objectForKey:@"INFORMATION"];

        

//        NSKeyedUnarchiver 从二进制流读取对象。

        NSDictionary *infoDic = [NSKeyedUnarchiver unarchiveObjectWithData:infoData];

        DJLog(@"%@",infoDic);