C# (CSharp) TxtScreen.Clear примеры использования

Пример #1

 private void AddBttn_Click(object sender, EventArgs e)
 {
     operador = "+";
     first    = double.Parse(TxtScreen.Text);
     TxtScreen.Clear();
 }

Пример #2

 private void SubstractionBttn_Click(object sender, EventArgs e)
 {
     operador = "-";
     first    = double.Parse(TxtScreen.Text);
     TxtScreen.Clear();
 }

Пример #3

 private void ClearScreenBttn_Click(object sender, EventArgs e)
 {
     TxtScreen.Clear();
 }