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Inside Macintosh: QuickDraw GX Environment and Utilities /

Chapter 5 - Collection Manager / Collection Manager Reference

Functions / Getting Information About Collection Tags

CollectionTagExists
You can use the CollectionTagExists function to identify if any of the items in a specified collection contain a specified collection tag.
Boolean CollectionTagExists(Collection source,
                            CollectionTag tag);
source
A reference to the collection object you want to search for a specific collection tag.
tag
The collection tag to search for in the collection.

function result
A Boolean value indicating whether the source collection contains any items that contain the specified tag.

DESCRIPTION
The CollectionTagExists function returns as its function result a Boolean value indicating whether any of the items in the collection referenced by the source parameter contain the collection tag specified by the tag parameter.

SEE ALSO
For information about collection tags, see "Collection Items" beginning on page 5-8. For information about data types related to collection tags, see the section "Collection Tags" on page 5-49.




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