示例#1
0
        static void Main(string[] args)
        {
            BaseMenu kFCMenu       = new KFCMenu();
            BaseMenu macDonaldMenu = new MacDonaldMenu();

            MenuItorator kFCmenuItorator   = new MenuItorator(kFCMenu);
            MenuItorator macDonaldItorator = new MenuItorator(macDonaldMenu);

            while (kFCmenuItorator.MoveNext())
            {
                Food food = kFCmenuItorator.Current();
                Console.WriteLine($"菜品:{food.Name} 价格:${food.Price}");
            }
            while (macDonaldItorator.MoveNext())
            {
                Food food = macDonaldItorator.Current();
                Console.WriteLine($"菜品:{food.Name} 价格:${food.Price}");
            }

            Console.ReadLine();
        }
示例#2
0
        static void Main(string[] args)
        {
            try
            {
                Console.WriteLine("欢迎来到.net高级班公开课之设计模式特训,今天是Eleven老师为大家带来的迭代器模式");
                {
                    Console.WriteLine("***********************KFCMenu*********************");
                    KFCMenu menu  = new KFCMenu();
                    Food[]  foods = menu.GetFoods();
                    for (int i = 0; i < foods.Length; i++)
                    {
                        Console.WriteLine("{0} {1} {2}¥", foods[i].Id, foods[i].Name, foods[i].Price);
                    }

                    IIterator <Food> iterator = menu.GetIterator();
                    while (iterator.MoveNext())
                    {
                        Food food = iterator.Current;
                        Console.WriteLine("{0} {1} {2}¥", food.Id, food.Name, food.Price);
                    }



                    //foreach (var item in foods)
                    //{
                    //    Console.WriteLine("{0} {1} {2}¥", item.Id, item.Name, item.Price);
                    //}
                }
                {
                    Console.WriteLine("***********************MacDonaldMenu*********************");
                    MacDonaldMenu menu  = new MacDonaldMenu();
                    List <Food>   foods = menu.GetFoods();
                    for (int i = 0; i < foods.Count; i++)
                    {
                        Console.WriteLine("{0} {1} {2}¥", foods[i].Id, foods[i].Name, foods[i].Price);
                    }

                    IIterator <Food> iterator = menu.GetIterator();
                    while (iterator.MoveNext())
                    {
                        Food food = iterator.Current;
                        Console.WriteLine("{0} {1} {2}¥", food.Id, food.Name, food.Price);
                    }



                    //foreach (var item in foods)
                    //{
                    //    Console.WriteLine("{0} {1} {2}¥", item.Id, item.Name, item.Price);
                    //}

                    //Food food = new Food();
                    //foreach (var item in food)
                    //{

                    //}
                }

                {
                    YieldShow show = new YieldShow();
                    show.Show();
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
            Console.Read();
        }