private void btnTimKiem_Click(object sender, EventArgs e)
{
try
{
DataRow r = tblSinhVien.Select("MaSV ='" + txtTimKiem.Text + "'")[0];
DSSV.Position = tblSinhVien.Rows.IndexOf(r);
}
catch (Exception ex)
{
MessageBox.Show("Không Tìm Thấy");
}
}