History Data Property

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.

Remarks

The following table lists the characteristics of this property.

Data typeNo return value
PermissionsRead/Write
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