Doc: more illustrative example for the filter-map function (#3066)

2020-03-05 18:46:15 -08:00 · 2020-03-05 18:46:15 -08:00 · 6685120c0a
commit 6685120c0a
parent b4dd4684d9
1 changed files with 1 additions and 1 deletions
--- a/pkgs/racket-doc/scribblings/reference/pairs.scrbl
+++ b/pkgs/racket-doc/scribblings/reference/pairs.scrbl
@ -1243,7 +1243,7 @@ because @racket[filter-map] avoids
 building the intermediate list.

@mz-examples[#:eval list-eval
-  (filter-map (lambda (x) (and (positive? x) x)) '(1 2 3 -2 8))]}
+  (filter-map (lambda (x) (and (negative? x) (abs x))) '(1 2 -3 -4 8))]}


@defproc[(count [proc procedure?] [lst list?] ...+)