On Tue, May 15, 2012 at 1:31 PM, Robby Findler <ro...@eecs.northwestern.edu> wrote: > FWIW, the list? check that is inside first and rest caches its result > in the header information in the cons cells it traverses.
I see. I was missing this piece of information. Cheers P. ____________________ Racket Users list: http://lists.racket-lang.org/users
