Op woensdag 23 april 2014 14:26:14 UTC+2 schreef Tassilo Horn: > > Roelof Wobben <rwo...@hotmail.com <javascript:>> writes: > > > The only thing which is failing now is this one ; > > > > (defn abs [x] > > (< x 0) > > (* x -1); > > x) > > > > I keep getting -2 as answer where it must be 2 > > Well, the function contains three forms where the results of the first > two are ignored and only the value of the last one is returned. So here > you need an `if`. > > (defn abs [x] > (if (< x 0) > (* x -1) > x)) > > Bye, > Tassilo > > BTW: Why do you have those semicolons in your code? That ends a > statement in C-like languages but in Lisps including Clojure it starts a > comment spanning till the end of the line. >
oke, So if I understand everything well when I want true or false I do not need a if . In all other cases I need a if. Regarding the ; I thought I was a divider between the then and the else Roelof -- 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.