[Haskell-cafe] Re: Reversing a string of words: C# v Perl V Ruby v Haskell

[David House]

On 13/12/06, Ulf Norell <ulfn at cs.chalmers.se> wrote:
> reverseWords = concat . reverse . groupBy ((==) `on` isSpace)

Didn't equating go in?

reverseWords = concat . reverse . groupBy (equating isSpace)

-- 
-David House, dmhouse at gmail.com