From:             jan at horde dot org
Operating system: Linux
PHP version:      4CVS-2007-03-23 (CVS)
PHP Bug Type:     Arrays related
Bug description:  Weird array sorting problems in Apache module

Description:
------------
This is a really weird edge case. See the unit test pasted below. If I run
this test on the command line, it works fine. But if run the same test
through the web server, the sorting simply doesn't happen. Apache is
version 2.2.0. Passing the array through mysort() by reference is
important, if I sort the array directly, everything is working fine.

Reproduce code:
---------------
--TEST--
uasort
--FILE--
<?php

$array = array(
    array('sort' => 'Horde (horde)'),
    array('sort' => 'E-Mail Mobil (mimp)'),
    array('sort' => 'Webmail Dynamisch (dimp)'));

function mysort(&$array)
{
    uasort($array, create_function('$a, $b', '$cmp =
strcoll(strtolower($a["sort"]), strtolower($b["sort"]));
var_dump($a["sort"], $b["sort"], $cmp); return $cmp;'));
}

mysort($array);

var_dump($array);

?>
--EXPECT--
string(19) "E-Mail Mobil (mimp)"
string(13) "Horde (horde)"
int(-1)
string(24) "Webmail Dynamisch (dimp)"
string(19) "E-Mail Mobil (mimp)"
int(1)
string(13) "Horde (horde)"
string(19) "E-Mail Mobil (mimp)"
int(1)
string(24) "Webmail Dynamisch (dimp)"
string(13) "Horde (horde)"
int(1)
array(3) {
  [1]=>
  array(1) {
    ["sort"]=>
    string(19) "E-Mail Mobil (mimp)"
  }
  [0]=>
  array(1) {
    ["sort"]=>
    string(13) "Horde (horde)"
  }
  [2]=>
  array(1) {
    ["sort"]=>
    string(24) "Webmail Dynamisch (dimp)"
  }
}


Actual result:
--------------
Result if run through apache:

string(19) "E-Mail Mobil (mimp)"
string(13) "Horde (horde)"
int(-1)
string(24) "Webmail Dynamisch (dimp)"
string(19) "E-Mail Mobil (mimp)"
int(1)
string(13) "Horde (horde)"
string(19) "E-Mail Mobil (mimp)"
int(1)
string(24) "Webmail Dynamisch (dimp)"
string(13) "Horde (horde)"
int(1)
array(3) {
  [0]=>
  array(1) {
    ["sort"]=>
    string(13) "Horde (horde)"
  }
  [1]=>
  array(1) {
    ["sort"]=>
    string(19) "E-Mail Mobil (mimp)"
  }
  [2]=>
  array(1) {
    ["sort"]=>
    string(24) "Webmail Dynamisch (dimp)"
  }
}


-- 
Edit bug report at http://bugs.php.net/?id=40903&edit=1
-- 
Try a CVS snapshot (PHP 4.4): 
http://bugs.php.net/fix.php?id=40903&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): 
http://bugs.php.net/fix.php?id=40903&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): 
http://bugs.php.net/fix.php?id=40903&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=40903&r=fixedcvs
Fixed in release:             
http://bugs.php.net/fix.php?id=40903&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=40903&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=40903&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=40903&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=40903&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=40903&r=notwrong
Not enough info:              
http://bugs.php.net/fix.php?id=40903&r=notenoughinfo
Submitted twice:              
http://bugs.php.net/fix.php?id=40903&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=40903&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=40903&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=40903&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=40903&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=40903&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=40903&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=40903&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=40903&r=mysqlcfg

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