C# (CSharp) CityName.Clearの例

コード例 #1

        private void BtnClick_Click(object sender, RoutedEventArgs e)
        {
            if (!string.IsNullOrWhiteSpace(CityName.Text))
            {
                CityBox.Items.Add(CityName.Text);
                StateList.Items.Add(StateName.Text);
            }

            MessageBox.Show("City Added");
            CityName.Clear();
            StateName.Clear();
        }