API Reference > OdIfc2x3 Namespace > Classes > IfcOpticalMaterialProperties Class > IfcOpticalMaterialProperties Methods > unsetAttr Method > IfcOpticalMaterialProperties::unsetAttr Method (OdIfc::OdIfcAttribute)
IfcOpticalMaterialProperties::unsetAttr Method (OdIfc::OdIfcAttribute)
Syntax
C++
virtual void unsetAttr(const OdIfc::OdIfcAttribute explicitAttrDef);
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