Re: Bug?
| From: | ReDucTor | Date: | Wed, 08 Aug 2001 09:30:41 +0000 |
| Subject: | Re: Bug? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-61781@lists.php.net to get a copy of this message | ||
i found this
http://www.php.net/manual/en/language.types.double.php#warn.float-precision
it explains the problem
<?php
$q = ((8.85-8)*100);
echo $q."<br>";
echo (float)($q)."<br>";
echo (int)($q)."<br>";
echo var_dump($q)."<br>";
?>
gives out
85
85
84
float(85)
----- Original Message -----
From: "Darius Ivanauskas" <darius@nomagiclt.com>
To: "Maxim Maletsky" <maxim@japaninc.com>
Cc: "'[Intent A/S] Tais M. Hansen'" <tmh@intent.dk>;
<php-general@lists.php.net>
Sent: Wednesday, August 08, 2001 7:18 PM
Subject: RE: [PHP] Bug?
> Hello,
>
> You shodld read
> http://www.php.net/manual/en/language.types.double.php and
>
http://www.php.net/manual/en/language.types.integer.php#language.types.integ
er.casting
>
>
> Regards,
> --
> Darius Ivanauskas
>
> On Wed, 8 Aug 2001, Maxim Maletsky wrote:
>
> > good point.
> >
> > ...and try this out:
> >
> >
> > echo (int)((8.85-8)*100).'<br>';
> > echo ((8.85-8)*100).'<br>';
> >
> >
> > Kinda weird,
> > can anyone explain?
> >
> >
> > Thanks,
> > Maxim Maletsky
> >
> >
> >
> > -----Original Message-----
> > From: [Intent A/S] Tais M. Hansen [mailto:tmh@intent.dk]
> > Sent: Wednesday, August 08, 2001 4:49 PM
> > To: php-general@lists.php.net
> > Subject: [PHP] Bug?
> >
> >
> > Hi!
> >
> > I just came across this weird thing. Bug? You tell me!
> >
> > print (int)((8.85-8)*100);
> >
> > I would think the line above would print "85". But for some reason, it
> > prints "84"?? Can anyone tell me why that is?
> >
> > --
> > Intent A/S
> > Tais M. Hansen
> > Web Developer
> >
> >
> >
> >
> > --
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