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  • Use conditions
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
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WINDEV Mobile
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Others
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 Name>])
<Window Name>: Optional character string (with or without quotes)
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:
    • by pressing CTRL + Y,
    • by programming with ActionRedo.
Components
WINDEVReports and Queries wd230obj.dll
Minimum required version
  • Version 22
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