foldl laziness support. Reply

[Neil Mitchell]

Hi

> I do not see  foldl'  in the standard library.
> Is it of the GHC lib extension?  has it strictness annotation?

Hoogle it!

http://haskell.org/hoogle/?q=foldl%27

Data.List.foldl' :: (a -> b -> a) -> a -> [b] -> a

Thanks

Neil