I always write a function to take a single seq argument because it can also take varargs if I wrap them in a seq.
(defn add [nums] (reduce + nums)) (add some-seq) (add [1 2 3 4 5]) On Nov 19, 4:19 pm, Jarl Haggerty <fictivela...@gmail.com> wrote: > I always write a function to take varargs because it can also take a > list using apply. > > (+ 1 2 3 4 5) > (apply + [1 2 3 4 5]) > > On Nov 15, 9:52 am, Chris <christopher.ma...@gmail.com> wrote: > > > If you have a function that needs to treat multiple arguments as a > > group, what forces drive you to represent this as a single sequence > > argument vs. an "&" argument? To give a concrete example, why does > > "+" work like > > > (+ 1 2 3 4) > > > instead of > > > (+ [1 2 3 4]) > > > Is it performance? Aesthetics? Composability concerns? Not having > > to call "apply" all the time? > > > Thanks, > > Chris > > -- 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