API Reference > OdIfc2x_final Namespace > Classes > IfcSpotLightSource Class > IfcSpotLightSource Methods > unsetAttr Method > IfcSpotLightSource::unsetAttr Method (OdIfc::OdIfcAttribute)
IfcSpotLightSource::unsetAttr Method (OdIfc::OdIfcAttribute)
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Syntax
C++
virtual void unsetAttr(const OdIfc::OdIfcAttribute explicitAttrDef);
Group
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