API Reference > OdIfc4 Namespace > Classes > IfcMaterialSelect Class > IfcMaterialSelect Methods > IfcMaterialSelect::isIfcMaterialUsageDefinition Method
IfcMaterialSelect::isIfcMaterialUsageDefinition Method
Syntax
C++
bool isIfcMaterialUsageDefinition();

This is isIfcMaterialUsageDefinition, a member of class IfcMaterialSelect.

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