<div class="gmail_quote">On Fri, May 29, 2009 at 3:38 PM, Bartosz Wójcik <span dir="ltr"><<a href="mailto:bartek@sudety.it">bartek@sudety.it</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Thank you, this is an easy and nice solution. I've made it a bit prettier<br>
optically:<br>
<br>
myFloat = try (symbol "-" >> float >>= return . negate)<br>
<|> try float<br>
<|> (integer >>= return . fromIntegral)<br>
</blockquote><div><br>Any time you see ">>= return .", something is being missed. Use liftM or <$> instead, i.e. "fromIntegral <$> integer" instead of "integer >>= return . fromIntegral".</div>
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