The GetSelectedParameterList command retrieves all the parameters of the selected feature. It assumes we're using the active document.

$\mathrm{with}\left(\mathrm{CAD}\left[\mathrm{Inventor}\right]\right)\:$

$\mathrm{OpenConnection}\left(\right)\:$

$\mathrm{GetSelectedParameterList}\left(\right)$

$\left[''d1''\,''d2''\right]$

$\mathrm{CloseConnection}\left(\right)\:$