From: ejik at transfer dot kg
Operating system: any
PHP version: 4.3.2
PHP Bug Type: Scripting Engine problem
Bug description: Floating point data loss in serialize() (and sessions)
Bug #23298 Floating point data loss in serialize() (and sessions)
This bug seems to be not fixed!
Script:
<?php
ini_set("precision", 32);
$var = 1.4285714285714286476;
var_dump($var);
$foo = serialize($var);
echo ' ', $foo, "\n";
$x = unserialize($foo);
var_dump($x);
var_dump($x === $var);
ini_set("precision", 12);
$var = 1.4285714285714286476;
var_dump($var);
$foo = serialize($var);
echo ' ', $foo, "\n";
$x = unserialize($foo);
var_dump($x);
var_dump($x === $var);
?>
output:
float(000ý)
d:000ý;
bool(false)
bool(false)
float(000ý)
d:000ý; n
bool(false)
bool(false)
--
Edit bug report at http://bugs.php.net/?id=23974&edit=1
--
Try a CVS snapshot: http://bugs.php.net/fix.php?id=23974&r=trysnapshot
Fixed in CVS: http://bugs.php.net/fix.php?id=23974&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=23974&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=23974&r=needtrace
Try newer version: http://bugs.php.net/fix.php?id=23974&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=23974&r=support
Expected behavior: http://bugs.php.net/fix.php?id=23974&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=23974&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=23974&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=23974&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=23974&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=23974&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=23974&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=23974&r=gnused
