Posted by Toby Inkster on 05/21/06 13:52

bellefy@gmail.com wrote:

> $r = ($v && ($v) == 0 ? true : false);

Better:

$r = (($v & ($v-1)) == 0);

NEVER code '?true:false' (or the opposite).

--
Toby A Inkster BSc (Hons) ARCS
Contact Me ~ http://tobyinkster.co.uk/contact

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