API Reference > OdIfc4x2 Namespace > Classes > IfcCurtainWall Class > IfcCurtainWall Methods > unsetAttr Method > IfcCurtainWall::unsetAttr Method (char *)
IfcCurtainWall::unsetAttr Method (char *)
Syntax
C++
virtual void unsetAttr(const char * explicitAttrName);
Parameters 
Description 
const char * explicitAttrName 
[in] An ANSI string that contains the attribute name. 

Clears the attribute value.

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