API Reference > OdIfc4x1 Namespace > Classes > IfcAlignment2DVerticalSegment Class > IfcAlignment2DVerticalSegment Methods > unsetAttr Method > IfcAlignment2DVerticalSegment::unsetAttr Method (OdIfc::OdIfcAttribute)
IfcAlignment2DVerticalSegment::unsetAttr Method (OdIfc::OdIfcAttribute)
Syntax
C++
virtual void unsetAttr(const OdIfc::OdIfcAttribute explicitAttrDef);
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