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ODA IFC SDK
API Reference > OdIfc Namespace > Classes > OdIfcInstance Class > OdIfcInstance Methods > unsetAttr Method > OdIfcInstance::unsetAttr Method (const OdIfcAttribute)
OdIfcInstance::unsetAttr Method (const OdIfcAttribute)
Syntax
C++
virtual void unsetAttr(const OdIfcAttribute explicitAttrDef);

Clears the attribute value.

Parameters
Description
explicitAttrDef
[in] An OdIfcAttribute enumeration that represents the attribute definition.
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