History Data Property

FlexRIO Help

Edition Date: November 2015

Part Number: 372614J-01

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Short Name: History

Requires: Base Development System

Class: IntensityChart Properties

To Use: Create a property.

Array of the history data of a chart. Wire an empty array to this property to clear the chart history.

Note  Before you create the History Data property, you must wire a reference to the intensity chart to the Property Node. Right-click the intensity chart and select Create»Reference to create a reference.

This property is similar to the Clear Graph and Clear Chart items on the shortcut menu of a chart.



The following table lists the characteristics of this property.

Data typeNo return value
Available in Run-Time EngineYes
Available in Real-Time Operating SystemYes
Settable when the VI is runningYes
Loads the front panel into memoryNo
Need to authenticate before useNo
Loads the block diagram into memoryNo
Remote access allowedYes


Refer to the Clearing Waveform Charts VI in the labview\examples\Controls and Indicators\Graphs and Charts\Waveform Graphs and Charts directory for an example of using the History Data property.


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