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@igrep
Created April 13, 2021 02:49
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do記法の中でletやlet ... inを使ったサンプル
main = do
-- let ... in を使った場合
let f :: String -> IO ()
f = putStrLn
in f "f"
-- ただの let を使った場合(こっちの方が大抵おすすめ!)
let g :: String -> IO ()
g = putStrLn
g "g"
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