bytestring-csv-0.1: examples/Test.hs

import Text.CSV.ByteString
import Data.Maybe
import Data.List
import qualified Data.ByteString as S

main = do
    r <- parseCSV `fmap` S.getContents
    case r of
         Nothing  -> return ()
         Just csv -> mapM_ S.putStrLn $ nub [ x | (x:_) <- csv ]