Bug #61776 [NEW]: $var = ''; var_dump(in_array($var, array(0,1)))// boolean true

From: Date: Thu, 19 Apr 2012 17:59:20 +0000
Subject: Bug #61776 [NEW]: $var = ''; var_dump(in_array($var, array(0,1)))// boolean true
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-169740@lists.php.net to get a copy of this message 
From:             
Operating system: windows
PHP version:      5.3.10
Package:          PHP options/info functions
Bug Type:         Bug
Bug description:$var = ''; var_dump(in_array($var, array(0,1)))// boolean true

Description:
------------
$var = '';
var_dump(in_array($var, array(0,1)))// boolean true

Some weird cast is performed.

Test script:
---------------
$var = '';
var_dump(in_array($var, array(0,1)));

Expected result:
----------------
false

Actual result:
--------------
true

-- 
Edit bug report at https://bugs.php.net/bug.php?id=61776&edit=1
-- 
Try a snapshot (PHP 5.4):            https://bugs.php.net/fix.php?id=61776&r=trysnapshot54
Try a snapshot (PHP 5.3):            https://bugs.php.net/fix.php?id=61776&r=trysnapshot53
Try a snapshot (trunk):              https://bugs.php.net/fix.php?id=61776&r=trysnapshottrunk
Fixed in SVN:                        https://bugs.php.net/fix.php?id=61776&r=fixed
Fixed in SVN and need be documented: https://bugs.php.net/fix.php?id=61776&r=needdocs
Fixed in release:                    https://bugs.php.net/fix.php?id=61776&r=alreadyfixed
Need backtrace:                      https://bugs.php.net/fix.php?id=61776&r=needtrace
Need Reproduce Script:               https://bugs.php.net/fix.php?id=61776&r=needscript
Try newer version:                   https://bugs.php.net/fix.php?id=61776&r=oldversion
Not developer issue:                 https://bugs.php.net/fix.php?id=61776&r=support
Expected behavior:                   https://bugs.php.net/fix.php?id=61776&r=notwrong
Not enough info:                     https://bugs.php.net/fix.php?id=61776&r=notenoughinfo
Submitted twice:                     https://bugs.php.net/fix.php?id=61776&r=submittedtwice
register_globals:                    https://bugs.php.net/fix.php?id=61776&r=globals
PHP 4 support discontinued:          https://bugs.php.net/fix.php?id=61776&r=php4
Daylight Savings:                    https://bugs.php.net/fix.php?id=61776&r=dst
IIS Stability:                       https://bugs.php.net/fix.php?id=61776&r=isapi
Install GNU Sed:                     https://bugs.php.net/fix.php?id=61776&r=gnused
Floating point limitations:          https://bugs.php.net/fix.php?id=61776&r=float
No Zend Extensions:                  https://bugs.php.net/fix.php?id=61776&r=nozend
MySQL Configuration Error:           https://bugs.php.net/fix.php?id=61776&r=mysqlcfg

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