This is documentation for Caché & Ensemble.

For information on converting to InterSystems IRIS, see the InterSystems IRIS Adoption Guide and the InterSystems IRIS In-Place Conversion Guide, both available on the WRC Distributions page (login required).

Home > Class Reference > %SYS namespace > %Library.UniqueIdentifier


datatype class %Library.UniqueIdentifier extends %Library.DataType


The %UniqueIdentifier data type class represents a GUID.

Method Inventory (Including Private)

Methods (Including Private)

classmethod IsValid(%val As %CacheString) as %Status
Tests if the logical value %val, which is a GUID, is valid.
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