Antony Courtney <[EMAIL PROTECTED]> writes: > I often need to format a list of strings using some character as a > *seperator* rather than a terminator for the items. Is there some > simple combinator or idiom from the Prelude or standard libraries that > could be used for this purpose?
List.intersperse :: a -> [a] -> [a] > -- Example: format a list of strings, using a comma as a seperator: > mkSepStr :: [String] -> String > mkSepStr xs = foldrs (\x s -> x ++ ", " ++ s) "" xs mkSepStr :: [String] -> String mkSepStr = concat . intersperse ", " Regards, Malcolm _______________________________________________ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe