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Had you considered list comprehension?<BR>
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[x | x <- xs, x < 0.5 && x > -0.5]<BR><BR>
Luca.<BR>
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<BR>> Date: Mon, 19 Oct 2009 01:49:17 -0700<BR>> From: mpm@alumni.caltech.edu<BR>> To: beginners@haskell.org<BR>> Subject: [Haskell-beginners] \x -> x < 0.5 && x > -0.5<BR>> <BR>> Is there a nifty way to write<BR>> <BR>> filter (\x -> x < 0.5 && x > -0.5) xs<BR>> <BR>> without explicitly using x?<BR>> <BR>> Maybe arrows? I have a vague understanding that arrows can "send" an <BR>> argument to more than one computation.<BR>> <BR>> -Mike<BR>> _______________________________________________<BR>> Beginners mailing list<BR>> Beginners@haskell.org<BR>> http://www.haskell.org/mailman/listinfo/beginners<BR> <br /><hr />Use Windows Live Messenger for free on selected mobiles. <a href='http://clk.atdmt.com/UKM/go/174426567/direct/01/' target='_new'>Learn more.</a></body>
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