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  1. import Control.Applicative
  2. main = do 
  3. 	mapM_ print  
  4. 		[(&&) <$> Just True <*> Nothing,
  5. 		(&&) <$> Just True <*> Just False,
  6. 		(&&) <$> Nothing <*> Just False,
  7. 		(&&) <$> Just True <*> Just True]
Success #stdin #stdout 0.01s 3580KB
comments (?)
stdin
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Standard input is empty
stdout
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Nothing
Just False
Nothing
Just True
https://ideone.com/9LL4Ah
language:
Haskell (ghc 8.4.4)
created:
13 years ago
visibility:
public

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