13 Nov
2002
13 Nov
'02
6:41 a.m.
On Wed, Nov 13, 2002 at 03:29:53PM +0900, Ahn Ki-yung wrote:
If you are steaming with compicated codes, then how about taking a break. Let's play with a simple cat. \begin{code} main = mapM (>>=putChar) getCharS where getCharS = getChar:getCharS \end{code}
Why not this? main = mapM_ (\h -> mapM_ putChar =<< hGetContents h) =<< mapM (flip openFile $ ReadMode) =<< getArgs Bill