BKI_DichVuMatDat.NghiepVu.f310_cham_cong_theo_danh_sach_nhan_vien.get_id_loai_ngay_cong C# (CSharp) Метод

        private decimal get_id_loai_ngay_cong(string ip_str_ma_ngay_cong)
        {
            EnumerableRowCollection<DataRow> res = from row in m_ds_loai_ngay_cong.Tables[0].AsEnumerable()
                                                   where row.Field<string>(DM_LOAI_NGAY_CONG.MA_NGAY_CONG).Trim() == ip_str_ma_ngay_cong.Trim()
                                                   select row;

            return CIPConvert.ToDecimal(res.First()[DM_LOAI_NGAY_CONG.ID].ToString());
        }