TextBoxBase.Undo Method
Definition
Important
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Undoes the most recent undo command. In other words, undoes the most recent undo unit on the undo stack.
public:
bool Undo();public bool Undo ();member this.Undo : unit -> boolPublic Function Undo () As BooleanReturns
true if the undo operation was successful; otherwise, false. This method returns false if the undo stack is empty.
Examples
The following example demonstrates how to use the Undo method.
private void undoAction(object sender, RoutedEventArgs e)
{
if (myTextBox.CanUndo == true)
{
myTextBox.Undo();
}
}
Private Sub undoAction(ByVal sender As Object, ByVal e As RoutedEventArgs)
If myTextBox.CanUndo = True Then
myTextBox.Undo()
Else : Return
End If
End Sub
