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Variable Reference Property

LabVIEW 8.5 Help
August 2007

NI Part Number:
371361D-01

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Property of ProjectItem.

Returns a reference to the variable the referenced project item references. If the referenced project item is not a variable item, this property returns Not a Refnum. You can use this reference with the Variable properties to configure shared variables programmatically.

Note  You can create, configure, and host shared variables only on Windows or RT targets with the LabVIEW Real Time Module. You can use the DataSocket VIs and functions to read or write shared variables from other platforms. If you have a VI with a Shared Variable node that was configured on a Windows system, you also can move that VI to another platform.

Remarks

The following table lists the characteristics of this property.

Available in Run-Time Engine and Real-Time Operating SystemNo
PermissionsRead Only
Settable when the VI is runningNo
Loads the front panel into memoryNo
Need to authenticate before useNo
Loads the block diagram into memoryNo
Remote access disallowedNo
Must wait until user interface is idleNo
Available with control VIsNo
Available with global VIsNo
Available with strict type definitionsNo
Available with polymorphic VIsNo

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