TextBoxBase.CanUndo Property

Definition

Gets a value that indicates whether the most recent action can be undone.

public bool CanUndo { get; }

Property Value

true if the most recent action can be undone; otherwise, false.

This property has no default value.

Examples

The following code example demonstrates how to use the CanUndo property to determine whether the most recent action can be undone.

private void undoAction(object sender, RoutedEventArgs e)
{
    if (myTextBox.CanUndo == true)
    {
        myTextBox.Undo();
    }
}

Applies to

Product Versions
.NET Framework 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9

See also