| private find_id_don_vi ( string ma_dv ) : decimal | ||
| ma_dv | string | |
| return | decimal | |
private decimal find_id_don_vi(string ma_dv)
{
decimal id = (from DataRow dr in m_dt_don_vi.Rows
where (string)dr["MA_DON_VI"] == ma_dv
select (decimal)dr["ID"]).FirstOrDefault();
return id;
}