API Reference > OdIfc4 Namespace > Classes > IfcPerformanceHistory Class > IfcPerformanceHistory Methods > unsetAttr Method > IfcPerformanceHistory::unsetAttr Method (OdIfc::OdIfcAttribute)
IfcPerformanceHistory::unsetAttr Method (OdIfc::OdIfcAttribute)
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Syntax
C++
virtual void unsetAttr(const OdIfc::OdIfcAttribute explicitAttrDef);
Description

This is unsetAttr, a member of class IfcPerformanceHistory.

Group
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