AllowsDuplicates indicates whether the collection allows duplicates
Member of Collection (PRIM_COLL)
Data Type - Boolean
The AllowsDuplicates property determines whether a collection allows the same reference or the same keys to be used. Array and list collections allow any reference to be stored. Dictionary, Keyed collections allow the same reference to be stored, but the key used must be unique. Set collections do not allow the same reference to be stored.
LANSA Version 15, April 2020