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ARY_VALID  -  Determine whether an array identifier is valid

Description:
Determine whether an array identifier is valid (i.e. associated with an array).

Invocation:
CALL ARY_VALID( IARY, VALID, STATUS )

Arguments:
IARY = INTEGER (Given)
Identifier to be tested.
VALID = LOGICAL (Returned)
Whether the identifier is valid.
STATUS = INTEGER (Given and Returned)
The global status.



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ARY A Subroutine Library for Accessing ARRAY Data Structures
Starlink User Note 11
R.F. Warren-Smith
28th April 1998
E-mail:rfws@star.rl.ac.uk