(Windows only; Graphical interfaces only)
Makes the editor undo its most recent edit if possible.
Return type: LOGICAL
Applies to: BROWSE widget (cell), COMBO-BOX widget, EDITOR widget
EDIT-UNDO ( )
If the widget performs the operation successfully, the method returns TRUE. Otherwise, it returns FALSE.
For browses, this method applies only to fill-in and combo-box browse columns.