public static List <ORDERDETAILS> CustomerOrderDetails(int custid) { List <ORDERS> orders = ORDERSDAL.GetOrders(custid); List <ORDERDETAILS> orderdetails = ORDERDETAILSDAL.GetAll(); List <ORDERDETAILS> details = new List <ORDERDETAILS>(); foreach (ORDERS o in orders) { foreach (ORDERDETAILS detail in orderdetails) { if (o.ORDERNUM == detail.ORDERNUM) { details.Add(detail); } } } return(details); }
//2 getAll customers public static List <ORDERDETAILS> GetAllOrderDetails() => ORDERDETAILSDAL.GetAll();