Re: [Haskell-cafe] Stacking monads

Robert Greayer wrote:

--- On Thu, 10/2/08, Andrew Coppin wrote:

...

I'm lost...

(What does liftM have to do with fmap?)

They're (effectively) the same function.

i.e.

liftM :: (Monad m) => (a -> b) -> m a -> m b fmap :: (Functor f) => (a -> b) -> f a -> f b

Hmm. Interesting. I hadn't thought of it like that...