Craft3e-0.1.0.4: IO/DoTest.hs

-- (c) Addison-Wesley, 1996-2010.
-- 	DOtest.lhs


test1 :: IO ()

test1 
  = do getLine
       getLine
       line3 <- getLine
       putStr (line3 ++ "\n")


put4times :: String -> IO ()

put4times str 
  = do putStrLn str
       putStrLn str
       putStrLn str
       putStrLn str

putNtimes :: Int -> String -> IO ()

putNtimes n str
  = if n <= 1 
       then putStrLn str
       else do putStrLn str
	       putNtimes (n-1) str

read2lines :: IO ()

read2lines 
  = do getLine
       getLine
       putStrLn "Two lines read."

reverse2lines :: IO ()
reverse2lines
  = do line1 <- getLine
       line2 <- getLine
       putStrLn (reverse line2)
       putStrLn (reverse line1)

addOneInt :: IO ()
addOneInt 
  = do line <- getLine
       putStrLn (show (1 + read line :: Int))
--