private void Nhapttsv_Load(object sender, EventArgs e) { dinhdangngay.Visible = false; an(); ngaysinh.Text = "01/01/1997"; KhoaRepository kh = new KhoaRepository(); for (int i = 0; i < kh.listkhoa().Count; i++) { khoa.Items.Add(new KeyValuePair <string, string>(kh.listkhoa()[i].Tenkhoa, kh.listkhoa()[i].Makhoa)); khoasv.Items.Add(new KeyValuePair <string, string>(kh.listkhoa()[i].Tenkhoa, kh.listkhoa()[i].Makhoa)); } khoa.DisplayMember = "Key"; khoa.ValueMember = "Value"; khoasv.DisplayMember = "Key"; khoasv.ValueMember = "Value"; /* try * { * dbConnect.Open(); * IList<Sinhvien> result = (from Sinhvien p in dbConnect.db * select p).ToList(); * dataGridView1.DataSource = result; * } * finally { dbConnect.db.Close(); } */ gioitinh.Text = "NAM"; khoahoc.Text = DateTime.Now.Year.ToString(); }