Control Value:Set Method

LabVIEW 2018 Help

Edition Date: March 2018
Part Number: 371361R-01
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Short Name: Ctrl Val.Set

Requires: Base Development System

Class: VI Methods

To Use: Create a method.

Sets the value of a named control or indicator of the variant. You can wire a value of any data type to this method. You do not have to use the To Variant function to convert the data to a variant data type.

Note  This method requires the VI to have a front panel. If you are using the Application Builder, make sure you do not remove the front panel.


Data typeNameRequiredDescription
Control NameYesLabel of the control or indicator whose value you want to change. LabVIEW searches the front panel tabbing order for the label of the object and changes the value of the first object whose label matches the string you wire to this input.
ValueYesValue to which you want to set the control or indicator.


The following table lists the characteristics of this method.

Data typeNo return value
Available in Run-Time EngineYes (Read/Write)
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
Must wait until user interface is idleNo
Available with control VIsYes
Available with global VIsYes
Available with strict type definitionsNo
Available with polymorphic VIsNo


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