BKI_DichVuMatDat.NghiepVu.f330_len_luong_cho_nv.find_id_hd C# (CSharp) Method

        private decimal find_id_hd(decimal ip_dc_id_nv)
        {
            US_GD_HOP_DONG v_us = new US_GD_HOP_DONG();
            DS_GD_HOP_DONG v_ds = new DS_GD_HOP_DONG();

            v_us.FillDataset(v_ds);

            string v_str_filter = "ID_NHAN_VIEN = " + ip_dc_id_nv + " AND DA_XOA = 'N'";
            DataRow[] v_dr = v_ds.GD_HOP_DONG.Select(v_str_filter);

            if (v_dr.Count() == 0)
            {
                return -1;
            }
            else
            {
                return CIPConvert.ToDecimal(v_dr.First()["ID"].ToString());
            }
        }