public static void InsertDonthuocchitiet(string MADONTHUOCMAU, string MABACSI, string MATHUOC, string SOLUONG, string SOLANDUNG ,string SOLUONGDUNG, DateTime NGAYTAO) { using (DB_HMS_Entities ds = new DB_HMS_Entities()) { tbDONTHUOCMAUCHITIET pk = new tbDONTHUOCMAUCHITIET(); pk.MADONTHUOCMAU = MADONTHUOCMAU; pk.MABACSI = MABACSI; pk.MATHUOC = MATHUOC; pk.SOLUONG = Int32.Parse(SOLUONG); pk.SOLANDUNG = Int32.Parse(SOLANDUNG); pk.SOLUONGDUNG = Int32.Parse(SOLUONGDUNG); pk.NGAYTAO = NGAYTAO; ds.AddTotbDONTHUOCMAUCHITIETs(pk); ds.SaveChanges(); } }