API Reference > OdIfc4x1 Namespace > Classes > IfcExternalReferenceRelationship Class > IfcExternalReferenceRelationship Methods > unsetAttr Method > IfcExternalReferenceRelationship::unsetAttr Method (char *)
IfcExternalReferenceRelationship::unsetAttr Method (char *)
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Syntax
C++
virtual void unsetAttr(const char * explicitAttrName);
Description

This is unsetAttr, a member of class IfcExternalReferenceRelationship.

Group
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