private void Btn_addition_Click(object sender, EventArgs e) { a = Convert.ToDouble(Tb_actions.Text); znak = (sender as Button).Text[0]; Tb_actions.Clear(); Tb_actions.Focus(); }
private void Btn_c_Click(object sender, EventArgs e) { Tb_actions.Clear(); Tb_actions.Text = "0"; }
public Calc() { InitializeComponent(); Tb_actions.Focus(); }