Withdraw an OPC 10000-12 Annex D ServerCapabilityIdentifier from a Server.
When the last real identifier goes, the list becomes ["NA"] rather than empty.
["NA"]
true when the capability list was changed.
when identifier is not shaped like a capability identifier.
identifier
Withdraw an OPC 10000-12 Annex D ServerCapabilityIdentifier from a Server.
When the last real identifier goes, the list becomes
["NA"]rather than empty.