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  • Use conditions
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Stored procedures
Cancels the last action performed by the end user. This function is equivalent to an "Undo" (Ctrl + Z) performed by the user.
Example
// [Cancel] button
ActionUndo()
Syntax
ActionUndo([<Window to use>])
<Window to use>: Optional window name
Name of window or internal window to use. If this parameter is not specified, the current window is used.
Remarks

Use conditions

  • ActionUndo has no effect if there is no action to cancel.
  • If the last action is a custom action run by ActionDo, the procedure defined by ActionDeclareUndo is run.
  • The canceled action can be restored:
Component: wd290obj.dll
Minimum version required
  • Version 22
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Last update: 05/26/2022

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