Bug #51845 [NEW]: preg_replace_callback anonymous function issue

From: Date: Mon, 17 May 2010 16:30:11 +0000
Subject: Bug #51845 [NEW]: preg_replace_callback anonymous function issue
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-150518@lists.php.net to get a copy of this message 
From:             
Operating system: Linux
PHP version:      5.3.2
Package:          Unknown/Other Function
Bug Type:         Bug
Bug description:preg_replace_callback anonymous function issue

Description:
------------
Using an anonymous function as argument #2 in preg_replace_callback issues
the following warning:
preg_replace_callback() [function.preg-replace-callback]: Requires argument
2, '', to be a valid callback

This warning was not thrown previously using PHP 5.3.1

Test script:
---------------
echo preg_replace_callback('~-([a-z])~', function ($match) {
    return strtoupper($match[1]);
}, 'hello-world');

Expected result:
----------------
helloworld

Actual result:
--------------
hello-world + warning

-- 
Edit bug report at http://bugs.php.net/bug.php?id=51845&edit=1
-- 
Try a snapshot (PHP 5.2):            http://bugs.php.net/fix.php?id=51845&r=trysnapshot52
Try a snapshot (PHP 5.3):            http://bugs.php.net/fix.php?id=51845&r=trysnapshot53
Try a snapshot (PHP 6.0):            http://bugs.php.net/fix.php?id=51845&r=trysnapshot60
Fixed in SVN:                        http://bugs.php.net/fix.php?id=51845&r=fixed
Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=51845&r=needdocs
Fixed in release:                    http://bugs.php.net/fix.php?id=51845&r=alreadyfixed
Need backtrace:                      http://bugs.php.net/fix.php?id=51845&r=needtrace
Need Reproduce Script:               http://bugs.php.net/fix.php?id=51845&r=needscript
Try newer version:                   http://bugs.php.net/fix.php?id=51845&r=oldversion
Not developer issue:                 http://bugs.php.net/fix.php?id=51845&r=support
Expected behavior:                   http://bugs.php.net/fix.php?id=51845&r=notwrong
Not enough info:                     http://bugs.php.net/fix.php?id=51845&r=notenoughinfo
Submitted twice:                     http://bugs.php.net/fix.php?id=51845&r=submittedtwice
register_globals:                    http://bugs.php.net/fix.php?id=51845&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=51845&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=51845&r=dst
IIS Stability:                       http://bugs.php.net/fix.php?id=51845&r=isapi
Install GNU Sed:                     http://bugs.php.net/fix.php?id=51845&r=gnused
Floating point limitations:          http://bugs.php.net/fix.php?id=51845&r=float
No Zend Extensions:                  http://bugs.php.net/fix.php?id=51845&r=nozend
MySQL Configuration Error:           http://bugs.php.net/fix.php?id=51845&r=mysqlcfg

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