static void Main(string[] args) { OrderService Zz = new OrderService(); OrderDetails a = new OrderDetails(); a.productName = "hand"; a.productNumber = "24562"; a.productPrice = 12.14; OrderDetails[] z = new OrderDetails[] { a }; Zz.AddOrder("12455", "LADYZ", z); Zz.AddOrder("1", "LADYZ", z); Zz.ModifyOrder(1, 1, 3, "33"); Zz.CheckOrder(1, "1"); Zz.OrderStorage(); }