public void ThemChamCong(string MaNV, string NgayLam, string Ca) { QLKhachSanEntities chung = new QLKhachSanEntities(); CHAMCONG cc = new CHAMCONG(); cc.MANV = MaNV; cc.NGAYLAM = DateTime.Parse(NgayLam); cc.CA = Ca; chung.CHAMCONG.Add(cc); chung.SaveChanges(); }
public void XoaChamCong(string MaNV, string NgayLam, string Ca) { //var itemToRemove = cc.CHAMCONG.SingleOrDefault(x => x.MANV == MaNV && x.NGAYLAM==DateTime.Parse(NgayLam) && x.CA==Ca); //returns a single item. //if (itemToRemove != null) //{ // cc.CHAMCONG.Remove(itemToRemove); // cc.SaveChanges(); //} CHAMCONG chc = new CHAMCONG(); chc.MANV = MaNV; chc.NGAYLAM = DateTime.Parse(NgayLam); chc.CA = Ca; qlks.CHAMCONG.Attach(chc); qlks.CHAMCONG.Remove(chc); qlks.SaveChanges(); }