//刷新 public void Update(Order order) { using (var db = new OrderDB()) { db.order.Attach(order); db.Entry(order).State = EntityState.Modified; order.list.ForEach( item => db.Entry(item).State = EntityState.Modified); db.SaveChanges(); } }
public void AddOrder(Order or) { //if (order.Contains(or)) // throw new Exception("The order has been existed"); //order.Add(or); using (OrderDB db = new OrderDB()) { db.order.Add(or); db.SaveChanges(); } }