Bug #69454 [NEW]: Linux
| From: | gardist at gmail dot com | Date: | Wed, 15 Apr 2015 01:16:32 +0000 |
| Subject: | Bug #69454 [NEW]: Linux | ||
| Groups: | php.bugs | ||
| Request: | Send a blank email to php-bugs+get-192066@lists.php.net to get a copy of this message | ||
From: gardist at gmail dot com
Operating system: Linux
PHP version: 5.5.23
Package: Variables related
Bug Type: Bug
Bug description:Linux
Description:
------------
(2.4 - 2.4) must be 0! now it -8.8817841970013E-16
Test script:
---------------
$m = 12;
for($l=0; $l<12; $l++) {
$m = $m - 2.4;
echo "<br>".$l.": ".$m;
}
Expected result:
----------------
0: 9.6
1: 7.2
2: 4.8
3: 2.4
4: 0
5: -2.4
6: -4.8
7: -7.2
8: -9.6
9: -12
10: -14.4
11: -16.8
Actual result:
--------------
0: 9.6
1: 7.2
2: 4.8
3: 2.4
4: -8.8817841970013E-16
5: -2.4
6: -4.8
7: -7.2
8: -9.6
9: -12
10: -14.4
11: -16.8
--
Edit bug report at https://bugs.php.net/bug.php?id=69454&edit=1
--
Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=69454&r=trysnapshot54
Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=69454&r=trysnapshot55
Try a snapshot (trunk): https://bugs.php.net/fix.php?id=69454&r=trysnapshottrunk
Fixed in SVN: https://bugs.php.net/fix.php?id=69454&r=fixed
Fixed in release: https://bugs.php.net/fix.php?id=69454&r=alreadyfixed
Need backtrace: https://bugs.php.net/fix.php?id=69454&r=needtrace
Need Reproduce Script: https://bugs.php.net/fix.php?id=69454&r=needscript
Try newer version: https://bugs.php.net/fix.php?id=69454&r=oldversion
Not developer issue: https://bugs.php.net/fix.php?id=69454&r=support
Expected behavior: https://bugs.php.net/fix.php?id=69454&r=notwrong
Not enough info: https://bugs.php.net/fix.php?id=69454&r=notenoughinfo
Submitted twice: https://bugs.php.net/fix.php?id=69454&r=submittedtwice
register_globals: https://bugs.php.net/fix.php?id=69454&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=69454&r=php4
Daylight Savings: https://bugs.php.net/fix.php?id=69454&r=dst
IIS Stability: https://bugs.php.net/fix.php?id=69454&r=isapi
Install GNU Sed: https://bugs.php.net/fix.php?id=69454&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=69454&r=float
No Zend Extensions: https://bugs.php.net/fix.php?id=69454&r=nozend
MySQL Configuration Error: https://bugs.php.net/fix.php?id=69454&r=mysqlcfg