Bug #54224 [NEW]: Sum comutative operation fails with minus on front
| From: | philip dot almeida at freedomson dot com | Date: | Fri, 11 Mar 2011 11:31:05 +0000 |
| Subject: | Bug #54224 [NEW]: Sum comutative operation fails with minus on front | ||
| Groups: | php.bugs | ||
| Request: | Send a blank email to php-bugs+get-159393@lists.php.net to get a copy of this message | ||
From:
Operating system: Linux
PHP version: Irrelevant
Package: Math related
Bug Type: Bug
Bug description:Sum comutative operation fails with minus on front
Description:
------------
Making a comutative sum operation the result does not return the expected
value.
Test script:
---------------
echo -6.3536+5+1.3536;
= -2.22044604925E-16
echo -6.3537+5+1.3537
= 0
Expected result:
----------------
Always 0
Actual result:
--------------
-2.22044604925E-16
--
Edit bug report at http://bugs.php.net/bug.php?id=54224&edit=1
--
Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=54224&r=trysnapshot52
Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=54224&r=trysnapshot53
Try a snapshot (trunk): http://bugs.php.net/fix.php?id=54224&r=trysnapshottrunk
Fixed in SVN: http://bugs.php.net/fix.php?id=54224&r=fixed
Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=54224&r=needdocs
Fixed in release: http://bugs.php.net/fix.php?id=54224&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=54224&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=54224&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=54224&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=54224&r=support
Expected behavior: http://bugs.php.net/fix.php?id=54224&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=54224&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=54224&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=54224&r=globals
PHP 4 support discontinued: http://bugs.php.net/fix.php?id=54224&r=php4
Daylight Savings: http://bugs.php.net/fix.php?id=54224&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=54224&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=54224&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=54224&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=54224&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=54224&r=mysqlcfg