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Re: can s-exprs represent a graph without eval?
Guy Steele - Sun Microsystems Labs <Guy.Steele@sun.com> writes:
> Sometimes an circular structure can be used to "advantage".
> Consider this bit of code:
> (mapcar #'+ x '#1=(1 -1))
^^^^^^^^^^^^^^^^^^^^^^^ . #1#
In an example designed to illuminate circular lists, it's wise to make
the list circular ;-)
> If x is (1 4 7 10), the result will be (2 3 8 9).
Jane - Daria? Come on, the neighbors are starting to talk.
Daria - Um... good. Soon they'll progress to cave drawings and civilization
will be on its way.