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 type||No return value|
|Available in Run-Time Engine||Yes|
|Available in Real-Time Operating System||Yes|
|Settable when the VI is running||Yes|
|Loads the front panel into memory||No|
|Need to authenticate before use||No|
|Loads the block diagram into memory||No|
|Remote access allowed||Yes|
|Must wait until user interface is idle||No|
|Available with control VIs||No|
|Available with global VIs||No|
|Available with strict type definitions||No|
|Available with polymorphic VIs||No|