API Reference > OdDAI Namespace > Classes > OdSDAIInstance Class > OdSDAIInstance Methods > testAttr Method > OdSDAIInstance::testAttr Method (char *)
OdSDAIInstance::testAttr Method (char *)
Syntax
C++
virtual bool testAttr(const char * attrName) const;
Parameters 
Description 
const char * attrName 
[in] An ANSI string that contains the attribute name.  

true if the attribute value is set; otherwise, the method returns false (it means that the attribute value is not set).

Retrieves whether the attribute value is set or is unset.

Copyright (c) 2002-2021. Open Design Alliance. All rights reserved.