[Haskell-cafe] Haskell - string to list isusses, and more
jochem at functor.nl
Sun Jun 14 12:29:23 EDT 2009
Toby Miller wrote:
> Here's what I came up with. I especially like the 2nd version, even
> though it's longer, as it seems very declarative.
> caps1 s = all (\x -> isUpper (head x)) (words s)
> caps2 s = all startsWithUpper (words s) where
> startsWithUpper w = isUpper (head w)
> I'm also fairly new to Haskell, so I would appreciate feedback from the
> more experienced.
This seems fine, but you need to check that words never returns a list
containing the empty string (otherwise `head' will fail).
I prefer in this case a point free style though, but some might disagree.
Jochem Berndsen | jochem at functor.nl
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