Boolean
The Trailspace switch determines if PWB preserves or removes trailing spaces from modified lines.
You can make trailing spaces visible by setting the Traildisp switch to a value other than 0 or 32.
Trailspace:{ yes | no }
yes
Preserve trailing spaces on lines as they are changed.
no
Remove trailing spaces from lines as they are changed.
Trailspace:no
Traillines, Traillinesdisp