<div><br><div class="gmail_quote">On Sat, Jan 1, 2011 at 8:54 AM, Felipe Almeida Lessa <span dir="ltr"><<a href="mailto:felipe.lessa@gmail.com">felipe.lessa@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">On Fri, Dec 31, 2010 at 6:43 PM, aditya siram <<a href="mailto:aditya.siram@gmail.com">aditya.siram@gmail.com</a>> wrote:<br>
> -- untested and won't work on an infinite list<br>
> last :: [a] -> a<br>
> last = head . reverse<br>
<br>
</div>No definition for last works with infinite lists =). </blockquote><div><br></div><div><meta charset="utf-8">Unless you make the result nullable, of course.<div><br></div><blockquote class="webkit-indent-blockquote" style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 40px; border-top-style: none; border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; ">
</blockquote>maybeLast :: [a] -> Maybe a<br><blockquote class="webkit-indent-blockquote" style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 40px; border-top-style: none; border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; ">
</blockquote><br><blockquote class="webkit-indent-blockquote" style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 40px; border-top-style: none; border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; ">
</blockquote>maybeLast [] = Nothing<br><blockquote class="webkit-indent-blockquote" style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 40px; border-top-style: none; border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; ">
</blockquote>maybeLast [x] = Just x<br><div>maybeLast (_:xs) = maybeLast xs</div></div><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<br>
Cheers,<br>
<br>
--<br>
<font color="#888888">Felipe.<br>
</font><div><div></div><div class="h5"><br>
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