#36329 [NEW]: 0 as second key in array causes false equality in foreach

From: tbielawa at definitivellc dot com Operating system: linix 2.6.6 PHP version: 5.1.2 PHP Bug Type: Arrays related Bug description: 0 as second key in array causes false equality in foreach Description: ------------ combination of array with zero as the second key and foreach loop is causing false equality. See simple example below... ./configure --with-apxs=/work/st/daemons/apache/bin/apxs --disable-libxml --prefix=/work/st/daemons/php --with-zlib --disable-dom --disable-simplexml --disable-xml --disable-xmlreader --disable-xmlwriter --without-pear Reproduce code: --------------- <?php /*>*/; $value = 'T'; $options = array('T' => 'TBD', '0' => 'Level 0', '1' => 'Level 1', '2' => 'Level 2' ); var_dump($options); echo '<br>'; foreach($options as $val => $txt) { if($value == $val) { echo "$value == $val<br>" ; } } ?> Expected result: ---------------- I expect to ONLY see T == T. Actual result: -------------- result is: T == T T == 0 -- Edit bug report at http://bugs.php.net/?id=36329&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=36329&r=trysnapshot44 Try a CVS snapshot (PHP 5.1): http://bugs.php.net/fix.php?id=36329&r=trysnapshot51 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=36329&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=36329&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=36329&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=36329&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=36329&r=needscript Try newer version: http://bugs.php.net/fix.php?id=36329&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=36329&r=support Expected behavior: http://bugs.php.net/fix.php?id=36329&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=36329&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=36329&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=36329&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=36329&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=36329&r=dst IIS Stability: http://bugs.php.net/fix.php?id=36329&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=36329&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=36329&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=36329&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=36329&r=mysqlcfg