History Data Property

LabVIEW 2018 Help

Edition Date: March 2018
Part Number: 371361R-01
View Product Info

DOWNLOAD (Windows Only)

LabVIEW 2016 Help
LabVIEW 2017 Help
LabVIEW 2018 Help
LabVIEW 2019 Help
LabVIEW 2020 Help

Short Name: History

Requires: Base Development System

Class: WaveformChart 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 waveform chart to the Property Node. Right-click the waveform 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


Not Helpful