Sometimes text in comments in ClojureDocs.org examples can be more useful than the examples. They are effectively longer (unofficial) doc strings.
Andy On Thu, Jan 31, 2019 at 5:36 AM Alex Miller <a...@puredanger.com> wrote: > Go for it. Not sure the type stuff is adding anything in the context of > quote examples here beyond the other explanation though. > > On Thu, Jan 31, 2019 at 6:50 AM Rostislav Svoboda < > rostislav.svob...@gmail.com> wrote: > >> Hi Alex, >> >> > quote is a special form that returns the value you pass it, without >> evaluation >> >> Aah! "without evaluation" is the key! Now it makes sense. Yea you >> mentioned it before already, but it takes twice the effort to undo and >> re-comprehend an acquired misconception. Thank you so much! >> >> Would you mind if I add this example to >> http://clojuredocs.org/clojure.core/quote ? >> It's basically your explanation in the REPL. >> >> ;; Quote returns the argument you pass it, without evaluation. So: >> ;; In the expression `(quote 42)` the argument is the number 42 and... >> user> (= (quote 42) 42) >> true ;; ... it is returned without any evaluation and... >> user> (= (type (quote 42)) (type 42) java.lang.Long) >> true ;; ... as expected, without changing it's type. >> >> ;; In the expression `(quote (quote 42))` the argument is the list of >> two elements >> ;; `(quote 42)` and... >> user> (= (quote (quote 42)) (list (read-string "quote") (read-string >> "42"))) >> true ;; ... and it is returned without any evaluation and... >> user> (= (type (quote (quote 42))) (type (list "1st-elem" "2nd-elem")) >> clojure.lang.PersistentList) >> true ;; ... again, without changing it's type. >> >> >> Bost >> >> -- >> 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 a topic in the >> Google Groups "Clojure" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/clojure/K74chBn4Pis/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> clojure+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/d/optout. >> > -- > 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/d/optout. > -- 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/d/optout.
