API Reference > OdDb Classes > OdDbSpline Class > OdDbSpline Methods > TD_USING Method > OdDbSpline::TD_USING Method (OdDbCurve::getFirstDeriv)
OdDbSpline::TD_USING Method (OdDbCurve::getFirstDeriv)
Syntax
C++

This is TD_USING, a member of class OdDbSpline.

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