Bug #11639 Updated: Errores de operación con enteros negativos
| From: | sniper@php.net | Date: | Sun, 24 Jun 2001 13:34:52 +0000 |
| Subject: | Bug #11639 Updated: Errores de operación con enteros negativos | ||
| Groups: | php.dev | ||
| Request: | Send a blank email to php-dev+get-57825@lists.php.net to get a copy of this message | ||
ID: 11639
Updated by: sniper
Reported By: rinconastur@freesurf.fr
Old-Status: Open
Status: Closed
Bug Type: *Math Functions
Operating system:
PHP Version: 4.0.5
Assigned To:
Comments:
RTFM:
"These math functions will only handle values within the range of the long and double types on
your computer.
If you need to handle bigger numbers, take a look at the arbitrary precision math functions."
http://www.php.net/bc
Previous Comments:
---------------------------------------------------------------------------
[2001-06-24 09:16:04] rinconastur@freesurf.fr
<?
$a=-13;
$b=-87;
$c=-2147483647;
$d=-1073721824;
$e=-1073721824;
$s=-2147483600;
$f=$a+$b;
$r=$a+$c;
$g=$b+$c;
$m=$d+$e;
$w=$s+$b;
echo "Resultado correcto de a+b= -100<br>";
echo "Resultado de PHP...: ",$f,"<br><br>";
echo "Resultado correcto de a+c= -2147483660<br>";
echo "Resultado de PHP...: ",$r,"<br><br>";
echo "Resultado correcto de d+e= -2147483648<br>";
echo "Resultado de PHP...: ",$m,"<br><br>";
echo "Resultado correcto de s+b= -2147483687<br>";
echo "Resultado de PHP...: ",$w,"<br><br>";
?>
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