Commands and functions > Modify > Convert spline
  
Convert spline
Ribbon:
Tab ATHENA > Group Modify > Convert spline
Menu:
ATHENA Modify > Convert spline
Toolbar:
ATH Modify
Command input:
ath_spline
With this command you can convert a spline. The spline is converted to an approximated polyline representation.
Input request 
Select spline or [?]:
Select the spline which you want to convert.
With the option ? you call the help.
Note 
You will find further information about splines in the AutoCAD documentation.