History Data Property
LabVIEW 2018 Help
Edition Date: March 2018
Part Number: 371361R-01
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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 type | No return value |
| Permissions | Read/Write |
| 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 |
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