private bool bang_luong_thang_do_da_tinh(decimal v_id_nhan_vien, int ip_dat_thang, int ip_dat_nam)
{
DS_RPT_LUONG v_ds = new DS_RPT_LUONG();
US_RPT_LUONG v_us = new US_RPT_LUONG();
v_us.FillDataset(v_ds, "WHERE ID_NHAN_VIEN = " + v_id_nhan_vien + " AND THANG = " + ip_dat_thang + " AND NAM = " + ip_dat_nam + "");
if (v_ds.Tables[0].Rows.Count != 0)
{
return true;
}
else
return false;
}