public void ogrencileriyenile()
{
OgrenciDal ogrencidal = new OgrenciDal();
dataGridView1.DataSource = ogrencidal.Listele();
byte[] gizlenecek = new byte[] { 1, 4, 8, 9, 10, 12, 13, 16, 17, 18 };
foreach (var index in gizlenecek)
{
dataGridView1.Columns[index].Visible = false;
}
}
public List <Ogrenci> Listele(String where)
{
List <Ogrenci> ogrencilistesi = ogrenciDal.Listele(where);
return(ogrencilistesi);
}