Epicor_Integration.SearchPart.TrackLots C# (CSharp) Метод

        public string TrackLots()
        {
            if (AdvSearch.Checked)
            {
                if (serial_chk.Checked)
                    return " AND TrackSerialNum = true";
                else
                    return " AND TrackSerialNum = false";
            }
            return null;
        }