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  1. main = print $ mysum [1,2]
  2.  
  3. mysum :: Num a => [a] => a -- Notice => after the list [a]
  4. mysum [] = 0
  5. mysum (x:xs) = x + mysum xs
Success #stdin #stdout 0s 6268KB
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Standard input is empty
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3
https://ideone.com/YY1Yzy
language:
Haskell (ghc 8.4.4)
created:
9 years ago
visibility:
public

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