API Reference > Classes > PRC Miscellaneous Classes > OdPrcReferenceData Class > OdPrcReferenceData Methods > referenceOnTopology Method > OdPrcReferenceData::referenceOnTopology Method ()
OdPrcReferenceData::referenceOnTopology Method ()
Syntax
C++
OdPrcObjectId & referenceOnTopology();

Returns the current identifier of the reference to topology data. The identifier of the reference to topology data is returned as a reference to an OdPrcObjectId object, therefore it can be used to set a new identifier of the reference.

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