leaveye.guo: > Hi MailList Haskell-Cafe: > > Till now, which module / package / lib can i use to access binary > file ? And is this easy to use in GHC ? Data.Binary? Or perhaps just Data.ByteString, available on hackage, http://hackage.haskell.org/cgi-bin/hackage-scripts/package/binary-0.3 or in base. -- Don