10.37 PortableNodeIdentifierValuePair

This structured DataType is used to provide a key-value pair for storage outside the context of where the Node is located, using a PortableNodeIdentifier as the key.

The structure is formally defined in Table 198.

Table 198 – PortableNodeIdentifierValuePair structure
Name Type Description
PortableNodeIdentifierValuePairStructureSubtype of Structure defined in OPC 10000-5

Key

4:PortableNodeIdentifierThe key to the item.

ArrayIndex

0:UInt32[]

If Key refers to a Node of array type, the ArrayIndex specifies the index for a specific value referenced by Key (Not the entire array, but a specific element in it). The ArrayIndex is required to have the same dimension as the dimension of the node.

If Key is not of array type, or if no specific index is referenced, then the array shall be null or empty.

Value

0:BaseDataTypeThe value associated with the key/array item.

The PortableNodeIdentifierValuePair representation in the AddressSpace is formally defined in Table 199.

Table 199 – PortableNodeIdentifierValuePair definition
Attribute Value
BrowseName4:PortableNodeIdentifierValuePair
IsAbstractFalse
References NodeClass BrowseName DataType TypeDefinition Other
Subtype of the 0:Structure defined in OPC 10000-5
ConformanceUnits
UAFX ConnectionManager Base