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AECreate Logical Descriptor VI

LabVIEW 2013 Help

Edition Date: June 2013

Part Number: 371361K-01

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Owning Palette: Low Level Apple Events VIs

Requires: Base Development System (Mac OS X)

Creates a string describing an Apple event logical descriptor, which you use with the AESend VI.

Details  

logical operator describes the logical operation. Possible values are AND, OR, and NOT.
logical terms is an AppleEvent list descriptor string, such as the output by the AECreate Descriptor List VI. If the value of logical operator is AND or OR, this list can have any number of elements. If the value of logical operator is NOT, this list has only a single element. Refer to AECreate Descriptor List for more information.
logical descriptor is the AppleEvent descriptor string.

AECreate Logical Descriptor Details

AppleEvent logical records describe logical or Boolean expressions of multiple terms, such as the AND of two AppleEvent comparison records. For example, you can use the output logical descriptor as an argument to the AESend VI, or as an argument to AECreate Object Specifier VI to build a more complex descriptor string.


 

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