CafeProject.frmKategori.cmbDoldur C# (CSharp) Метод

        public void cmbDoldur()
        {
            cmb_sil.Items.Clear();
            cmb_duzenle.Items.Clear();
            SqlCommand cm1 = new SqlCommand("select * from kategoriler", db.dbConnect());
            db.dbConnect();
            SqlDataReader oku = cm1.ExecuteReader();
            katAdi.Clear();
            katId.Clear();
            while (oku.Read())
            {
                cmb_sil.Items.Add(oku["adi"].ToString());
                cmb_duzenle.Items.Add(oku["adi"].ToString());
                katAdi.Add(oku["adi"].ToString());
                katId.Add(oku["id"].ToString());
            }
            db.dbClose();
        }