API Reference > OdIfc4x2 Namespace > Classes > IfcSizeSelect Class > IfcSizeSelect Methods > _d Method > IfcSizeSelect::_d Method ()
IfcSizeSelect::_d Method ()
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Syntax
C++
virtual long _d() const;
Returns

Returns a long value that represents the type determinant.

Description

Retrieves the "Select" data type determinant.

Group
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