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I/O:Alias Access Type Property

LabVIEW 2013 Help

Edition Date: June 2013

Part Number: 371361K-01

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Short Name: I/O.AliasAccessType

Requires: Base Development System

Class: Variable Properties

To Use: Create a property.

Gets or sets the access setting of an I/O alias. The default is Read/Write.

This property returns an error when called on a non-alias I/O variable.


0Read Only—The I/O alias can only be read from the current VI.
1Write Only—The I/O alias can only be written from the current VI.
2Read/Write—The I/O alias can be read or written from the current VI.


The following table lists the characteristics of this property.

Data type
Available in Run-Time EngineNo
Available in Real-Time Operating SystemNo
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 VIsNo
Available with global VIsNo
Available with strict type definitionsNo
Available with polymorphic VIsNo


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