C# (CSharp) Txtb示例

示例#1

 private void CopyBtn_Click(object sender, RoutedEventArgs e)
 {
     Txtb.Copy();
 }

示例#2

 private void SelectAllBtn_Click(object sender, RoutedEventArgs e)
 {
     Txtb.Focus();
     Txtb.SelectAll();
 }

示例#3

 private void CutBtn_Click(object sender, RoutedEventArgs e)
 {
     Txtb.Cut();
 }