private void button7_Click(object sender, EventArgs e) { string przelew1 = "UPDATE Konto SET SALDO = Saldo + " + textBox12.Text + " WHERE Numer_Konta = '" + numer3 + "';"; bazaClass baza = new bazaClass(); baza.Insert(przelew1); textBox12.Text = ""; baza.Karta(dataGridView4, textBox8.Text); }
private void button8_Click(object sender, EventArgs e) { bazaClass baza = new bazaClass(); baza.Karta(dataGridView4, textBox8.Text); }