public static int DemNguyenLieu(string tenNguyenLieu, string maNhaCungCap, bool isXemToiThieu, List <string> exceptList = null) { DataTable table = NguyenLieuDAO.DemNguyenLieu(tenNguyenLieu, maNhaCungCap, isXemToiThieu); if (exceptList != null) { foreach (string item in exceptList) { if (item != null) { try { table = table.Select("manl <> '" + item + "'").CopyToDataTable(); } catch (Exception ex) { Utility.Log(ex); table.Clear(); } } } } return(table.Rows.Count); }