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Property of IntensityChart.

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

Note  Use strictly typed refnums when reading this property.

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

Example

Remarks

The following table lists the characteristics of this property.

Available in Run-Time Engine and Real-Time Operating System	Yes
Permissions	Read/Write
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 disallowed	No
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

Example

Refer to the How to Clear Charts & Graphs VI in the labview\examples\general\graphs\charts.llb for an example of using the History Data property.