private void retrieveInfo()
{
hoiVien data = new hoiVien();
DataTable hoiVienList = data.getMemberpaymentinfo(txt_maHV.Text.Split('-')[0]);
try
{
txt_tenHV.Text = txt_maHV.Text.Split('-')[1].Trim();
cmb_goiTap.Text = (from DataRow dr in hoiVienList.Rows
where true
select(string) dr["Goi"]).LastOrDefault();
txt_amount.Text = (from DataRow dr in hoiVienList.Rows
where true
select(int) dr["price"]).LastOrDefault().ToString();
dtgv_PaymentHistory.DataSource = hoiVienList;
SetHeader();
}
catch (Exception ex)
{
}
}
