public DataTable LayDanhsach_sum_tien()
{
try
{
DAL.DAL_thongke objdal = new DAL.DAL_thongke();
return(objdal.thongke_sum_tien());
}
catch (Exception err)
{
throw;
}
}
public DataTable LayDanhsach_count_phieumuon()
{
try
{
DAL.DAL_thongke objdal = new DAL.DAL_thongke();
return(objdal.thongke_count_phieumuon());
}
catch (Exception err)
{
throw;
}
}