Hi Edward, I believe the return value of your expression is (nil nil nil nil ...), but the printlns are forced just after the ( is printed.
Thanks, Ambrose On Mon, Nov 25, 2013 at 9:14 PM, <edw...@kenworthy.info> wrote: > Some (println) weirdness (board is a vector to vectors): > > (println (board 0)) > (println (board 1)) > (println (board 2)) > (println (board 3)) > (println (board 4)) > (println (board 5)) > (println (board 6)) > (println (board 7)) > > Works as I would expect, printing to the console. > > However: > > (for [row board] > (println row)) > > Doesn't: the output from println is part of the result of evaluating the > for (along with a slew of nils). > > ([:empty :empty :empty :empty :empty :empty :empty :empty] > [:empty :empty :empty :empty :empty :empty :empty :empty] > [:empty :empty :empty :empty :empty :empty :empty :empty] > [:empty :empty :empty :white :black :empty :empty :empty] > [:empty :empty :empty :black :white :empty :empty :empty] > [:empty :empty :empty :empty :empty :empty :empty :empty] > [:empty :empty :empty :empty :empty :empty :empty :empty] > [:empty :empty :empty :empty :empty :empty :empty :empty] > nil nil nil nil nil nil nil nil) > > Any idea why there is any difference at all between the two? The only > thing I can think of is for's lazy evaluation but I don't see how. > > -- > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Clojure" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to clojure+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > -- -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.