//删除订单 public void deleteOrder(Order delOrder) { foreach (Order order in Inf) { if (order.order == delOrder.order && order.goods == delOrder.goods && order.cl == delOrder.cl) { Inf.Remove(order); Console.WriteLine("已删除订单" + delOrder.order + delOrder.goods + delOrder.cl); break; } else { Console.WriteLine("订单删除失败"); } } }