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

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sorawee 2020-03-05 18:46:15 -08:00 committed by GitHub
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pkgs/racket-doc/scribblings/reference/pairs.scrbl
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@ -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?] ...+)