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Today's Topics:
1. Re: Functor fmap: how to (Imants Cekusins)
----------------------------------------------------------------------
Message: 1
Date: Fri, 26 Jun 2015 13:21:51 +0200
From: Imants Cekusins <[email protected]>
To: The Haskell-Beginners Mailing List - Discussion of primarily
beginner-level topics related to Haskell <[email protected]>
Subject: Re: [Haskell-beginners] Functor fmap: how to
Message-ID:
<CAP1qina4sNbb=ekxaxgkbbt-btn8ytvfhqmus_yfsdpo-yg...@mail.gmail.com>
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.. and an a -> b version:
module FunctorIOab where
{-
usage:
*FunctorIOab> main
{type something, <enter>}
-}
processAb:: String -> Int
processAb = length
main::IO Int
main = func getLine
func::IO String -> IO Int
func ios = processAb <$> ios
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