| Name | Description | |
|---|---|---|
 | ExpandedText | Expanded text of the node Id (also contains the namespace URI). |
| GuidIdentifier | GUID identifier value (Globally Unique Identifier). |
| GuidIdentifierString | GUID identifier value (Globally Unique Identifier), expressed as a string. |
| Identifier | Identifier value, either numeric, string, GUID, opaque, or none. |
| IsNull | Determines whether the node Id is null. |
| NamespaceIndex | Namespace index. Can be used to determine the namespace instead of namespace URI. Not recommended. |
| NamespaceUriString | Namespace URI string. Determines the namespace of the node Id. |
| NodeIdType | Selects the type of the node Id. |
| NumericIdentifier | Numeric identifier value. |
| OpaqueIdentifier | Opaque identifier value (in namespace specific format). |
| StringIdentifier | String identifier value. |
QuickOPC User's Guide and Reference
IUANodeId Interface Properties