On Fri, Jan 15, 2021 at 08:13:58PM +0100, Davide BERTOLOTTO wrote: > In a more functional way:
Oh, I see! The original question was about pipes. Directly in Lisp it is of
course easier. I would use 'replace':
(sort
(in "5.input"
(make
(while (line)
(link
(pack (replace @ "F" 0 "B" 1 "L" 0 "R" 1)) ) ) ) ) )
☺/ A!ex
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