private static void Main(string[] args) { ConcreteCollection a = new ConcreteCollection(); a[0] = "Item A"; a[1] = "Item B"; a[2] = "Item C"; a[3] = "Item D"; // Create Iterator and provide aggregate Iterator i = a.CreateIterator(); Console.WriteLine("Iterating over collection:"); object item = i.First(); while (item != null) { Console.WriteLine(item); item = i.Next(); } // Wait for user Console.ReadKey(); }
public static void Run() { ConcreteCollection collection = new ConcreteCollection(); collection.AddEmployee(new Employee("Anurag", 100)); collection.AddEmployee(new Employee("Pranaya", 101)); collection.AddEmployee(new Employee("Santosh", 102)); collection.AddEmployee(new Employee("Priyanka", 103)); collection.AddEmployee(new Employee("Abinash", 104)); collection.AddEmployee(new Employee("Preety", 105)); Iterator iterator = collection.CreateIterator(); Console.WriteLine("Iterating over collection:"); for (Employee emp = iterator.First(); !iterator.IsCompleted; emp = iterator.Next()) { Console.WriteLine($"ID : {emp.ID} & Name : {emp.Name}"); } Console.Read(); }
public static void Main() { var collection = new ConcreteCollection(); collection.AddCustomer(new Customer("mfk", 1)); collection.AddCustomer(new Customer("mfk2", 2)); collection.AddCustomer(new LocalCustomer("mfk3", 3)); collection.AddCustomer(new LocalCustomer("mfk4", 4)); collection.AddCustomer(new InternationalCustomer("mfk5", 5)); collection.AddCustomer(new InternationalCustomer("mfk6", 6)); var iterator = collection.CreateIterator(); Console.WriteLine("Iterating over collection:"); for (var customer = iterator.First(); !iterator.IsCompleted; customer = iterator.Next()) { Console.WriteLine($"ID : {customer.Id} & Name : {customer.Name}"); } Console.Read(); }
static void Main(string[] args) { // Создаём коллекцию, обход которой будем производить. ConcreteCollection collection = new ConcreteCollection(); // Коллекцию можно сформировать и в конструкторе. collection[0] = "Элемент 1"; collection[1] = "Элемент 2"; collection[2] = "Элемент 3"; collection[3] = "Элемент 4"; // Создаём итератор Iterator i = collection.CreateIterator(); // Обходим коллекцию итератором Console.WriteLine("Итерируем коллекцию через while:"); object item1 = i.First(); // Обход через while //while (item1 != null) // Можно итерировать, пока не получим пустой элемент или использовать счетчик while (!i.IsDone()) { Console.WriteLine(item1); item1 = i.Next(); } // Сбрасываем позицию в начало для повторного обхода коллекции i.Reset(); Console.WriteLine("Итерируем коллекцию через for:"); // Обход через for for (object item2 = i.First(); !i.IsDone(); item2 = i.Next()) { Console.WriteLine(item2); } Console.ReadKey(); }
static void Main(string[] args) { // Build a collection ConcreteCollection collection = new ConcreteCollection(); collection.AddEmployee(new Elempoyee("Anurag", 100)); collection.AddEmployee(new Elempoyee("Pranaya", 101)); collection.AddEmployee(new Elempoyee("Santosh", 102)); collection.AddEmployee(new Elempoyee("Priyanka", 103)); collection.AddEmployee(new Elempoyee("Abinash", 104)); collection.AddEmployee(new Elempoyee("Preety", 105)); // Create iterator Iterator iterator = collection.CreateIterator(); //looping iterator Console.WriteLine("Iterating over collection:"); for (Elempoyee emp = iterator.First(); !iterator.IsCompleted; emp = iterator.Next()) { Console.WriteLine($"ID : {emp.ID} & Name : {emp.Name}"); } Console.Read(); }