private CauHoi questions() { CauHoi cauHoi = new CauHoi(); try { connect.conn.Close(); hienThiDuLieuLenDataGridView(count); demCauHoiTheoDoKho(count); Random rand = new Random(); int x = rand.Next(0, countCauHoi); if (x < countCauHoi) { cauHoi.cauHoi1 = dataGridView1.Rows[x].Cells[1].Value.ToString(); cauHoi.dapAn_A = dataGridView1.Rows[x].Cells[2].Value.ToString(); cauHoi.dapAn_B = dataGridView1.Rows[x].Cells[3].Value.ToString(); cauHoi.dapAn_C = dataGridView1.Rows[x].Cells[4].Value.ToString(); cauHoi.dapAn_D = dataGridView1.Rows[x].Cells[5].Value.ToString(); cauHoi.dapAn = dataGridView1.Rows[x].Cells[6].Value.ToString(); } } catch (SqlException ex) { MessageBox.Show("Thất Bại"); ex.ToString(); } return(cauHoi); }
private void hienThiCauHoi() { CauHoi ch = new CauHoi(); ch = questions(); IDCauHoi.Text = ch.idcauhoi; txtCauHoi.Text = ch.cauHoi1; btnDapAn_A.Text = ch.dapAn_A; btnDapAn_B.Text = ch.dapAn_B; btnDapAn_C.Text = ch.dapAn_C; btnDapAn_D.Text = ch.dapAn_D; this.dapan = ch.dapAn; }