[Haskell-cafe] Wikipedia on first-class object
cristi at ot.onrc.ro
Thu Dec 27 06:48:54 EST 2007
Thinking about files and types, I recalled that in Pascal files must have
On Thu, 27 Dec 2007 12:40:22 +0200, Yitzchak Gale <gale at sefer.org> wrote:
>> I'm not sure that in Haskell one can say that storing a value of some
>> to disk is an operation defined on that type.
> It is. For example:
> hPutStr :: Handle -> String -> IO ()
> The result type of this function is IO (), which means an
> IO action. In this case, the semantics of the action are
> that, when performed, it writes the bytes into a file.
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part000.txt - is OK
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