The SetEquation command sets the equation index idx in the SolidWorks document to the equation specified by eq.

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

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

$\mathrm{doc}≔\mathrm{OpenDocument}\left(''c:/mypart.sldprt''\right)\:$

$\mathrm{GetEquationList}\left(\mathrm{doc}\right)$

$\left[''"D1@Distance1@myassem.Assembly"=40''\,''"D1@Distance2@myassem.Assembly"=4''\right]$

$\mathrm{SetEquation}\left(\mathrm{doc}\,0\,''\backslash "D1@Distance1@myassem.Assembly\backslash "=30''\right)$

$\mathrm{UpdateDocument}\left(\mathrm{doc}\right)\:$

$\mathrm{GetEquationList}\left(\mathrm{doc}\right)$

$\left[''"D1@Distance1@myassem.Assembly"=30''\,''"D1@Distance2@myassem.Assembly"=4''\right]$

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