#45897 [Opn]: Invalid valid return for modulus
[email protected] ("hengkhee at gmail dot com")
| Newsgroups | php.bugs |
|---|---|
| Message-ID | <[email protected]> |
ID: 45897
User updated by: hengkhee at gmail dot com
Reported By: hengkhee at gmail dot com
Status: Open
Bug Type: Math related
Operating System: UBuntu 8.04, CentOS 5.0
-PHP Version: 5.2.6
+PHP Version: 5.2.4
New Comment:
The php version on
------------
Ubuntu 8.04:
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PHP 5.2.4-2ubuntu5.3 with Suhosin-Patch 0.9.6.2 (cli) (built: Jul 23
2008 06:46:18)
Copyright (c) 1997-2007 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2007 Zend Technologies
------------
CentOS:
------------
PHP 5.2.6 (cli) (built: Jul 29 2008 20:48:49)
Copyright (c) 1997-2008 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2008 Zend Technologies
with Zend Extension Manager v1.2.2, Copyright (c) 2003-2007, by
Zend Technologies
with Zend Optimizer v3.3.3, Copyright (c) 1998-2007, by Zend
Technologies
Previous Comments:
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[2008-08-23 13:09:02] hengkhee at gmail dot com
Description:
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- Modulus error, please refer to code.
- Using default package/installation from Ubuntu 8.04 Server/Desktop
and CentOS 5.0
- Using default php.ini from distro.
Reproduce code:
---------------
$var1 = 0.15 * 3 * 100;
echo ($var1 % 5); # Output "4", unexpected result
echo ((0.15 * 3 * 100) % 5); # Output "4", unexpected result
echo (45.00 % 5); # Output "0", correct result
echo (45 % 5); # Output "0", correct result
echo (($var1."") % 5); # Output "0", correct result
Expected result:
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Correct result = "0" for all above sample.
Actual result:
--------------
Please refer to above sample code.
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Edit this bug report at http://bugs.php.net/?id=45897&edit=1