[Haskell-cafe] Please tell me this function exists
ok at cs.otago.ac.nz
Wed Dec 17 20:08:44 EST 2008
On 18 Dec 2008, at 7:36 am, Brian Hurt wrote:
> I know it's not hard to write, but still:
> concat :: String -> [String] -> String
> concat _  = ""
> concat _ [x] = x
> concat sep x:xs = x ++ sep ++ (concat sep xs)
> I've got to be stupid and missing it in the standard libraries.
You want concat (intersperse sep strings) using functions from List.
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