Read-only. Array of names which have been looked up and cached.
Array of Variant
To get: AvailableNames = notesDirectory .AvailableNames
If the most recent lookup was LookupAllNames, this property will contain all names in the specified view. If the most recent lookup was LookupNames, this property will contain the variant Names specified in that lookup. If a NotesDirectory has been created but no lookups have been performed against it, this property is null.