VI class/Clear History method

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VI Server Method Information
Method ID 419
Scope Basic Development Environment
Data Name Clear History
Short Name* Clear History
Long Name* Clear History
* Displayed here in English. Short and Long names appear in the language of the LabVIEW IDE.
Owning Class ID 2
Owning Class Name VI Class
Return Data Type No return value
Invoke Node Clear History
Available in Real-Time Operating SystemYes
Available in Run-Time EngineNo
Available with control VIsYes
Available with global VIsYes
Available with polymorphic VIsYes
Available with strict type definitionsNo
Loads the block diagram into memoryNo
Loads the front panel into memoryYes
Must wait until user interface is idleNo
Need to authenticate before useNo
Remote access allowedNo
Settable when the VI is runningYes

Clears the revision history of the referenced VI.

This method is similar to the Reset button on the History window.


Data type Name Required Description
Boolean Reset Revision No If TRUE, LabVIEW resets the revision number. If FALSE (default), LabVIEW clears the history but increments the current revision number.



Version Change(s)
LabVIEW 2018 More info to come.

See Also

External Links