Documented set-count

Closes PR 11093
2010-10-25 13:10:15 -06:00 · 2010-10-25 13:10:15 -06:00 · 454673ddcc
commit 454673ddcc
parent 822895fd68
1 changed files with 3 additions and 0 deletions
--- a/collects/scribblings/reference/sets.scrbl
+++ b/collects/scribblings/reference/sets.scrbl
@ -54,6 +54,9 @@ to a later element takes precedence over the later element.}
 Returns @scheme[#t] if @scheme[set] has no members, @scheme[#f]
 otherwise.}

+@defproc[(set-count [set set?]) exact-nonnegative-integer?]{
+
+Returns the number of elements in @scheme[set].}

@defproc[(set-member? [set set?] [v any/c]) boolean?]{