Some information from Wikipedia: http://en.wikipedia.org/wiki/Negative_zero. Says in math a negative zero doesn't exist, in computing it does. Strange thing is that PHP4 and 5 until at least 5.1.6 (see Jim Lucas) round() gives a float(0) and then 5.2.3 gives float(-0). I'll report a bug.
""Richard Lynch"" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > On Wed, August 29, 2007 11:38 am, Zoltán Németh wrote: >> 2007. 08. 29, szerda keltezéssel 09.29-kor Jim Lucas ezt Ãrta: >>> Daniel Brown wrote: >>> > On 8/29/07, Richard Heyes <[EMAIL PROTECTED]> wrote: >>> >> Koen van den Boogaart wrote: >>> >>> No, I want it to go to float(0), so minus the minus. "-0" >>> doesn't exist in >>> >>> math, as far as I know. Probably a precision thing. > > I missed the start of this thread... > > Technically, -0 exists and is a tautology to +0. > > That said, PHP should not be outputting -0 for a round() operation, > nor abs() for that matter. > > Check http://bugs.php.net with your PHP version for a similar problem. > > -- > Please vote for this great band: > http://acl.mp3.com/feature/soundandjury/?band=COMPANY-OF-THIEVES > > Requires email confirmation. > One vote per day per email limit. > Obvious ballot-stuffing will be revoked. -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
