This command changes the elevations of polylines and can be used
to set the elevations of contour polylines. The routine begins at a
specified elevation and prompts for a selection set of polylines to
set to the elevation. Then the routine repeats using the last
elevation plus the elevation increment. Enter an empty selection
set to exit the routine.
Starting elevation <0.0>: 500.0
Contour interval (negative for down) <1.0>:
5.0
Select polylines to set to elevation 500.0.
Select objects: pick the polylines
Select polylines to set to elevation 505.0.
Select objects: pick the polylines
Select polylines to set to elevation 510.0.
Select
objects: press Enter
Pulldown Menu Location: 3D Data > Assign Contour
Elevations
Keyboard Command: setcelev
Prerequisite: polylines