private void butOk_Click(object sender, EventArgs e)
{
try
{
CurrencyManager cm = (CurrencyManager)BindingContext[dataGridView1.DataSource, dataGridView1.DataMember];
DataView dv = (DataView)cm.List;
foreach (DataRow r in dv.Table.Select("chon=1"))
{
d.del_danglaysolieu(int.Parse(r["makp"].ToString()), int.Parse(r["sophieu"].ToString()), r["ngay"].ToString());
}
load_gird();
}
catch (Exception ex)
{
}
}
