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Data.FunctorM |
Portability | portable
Stability | provisional
Maintainer | libraries@haskell.org
Description
fmapM generalises fmap, just as mapM generalises map.
Documentation
class FunctorM f where
Methods
fmapM :: Monad m => (a -> m b) -> f a -> m (f b)
fmapM_ :: Monad m => (a -> m b) -> f a -> m ()
Instances
FunctorM Maybe
FunctorM []
Ix i => FunctorM (Array i)
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