#47028 [NEW]: Strange foreach behavior when using references

From: kobieta dot ryba at gmail dot com Operating system: Linux PHP version: 6CVS-2009-01-07 (CVS) PHP Bug Type: Scripting Engine problem Bug description: Strange foreach behavior when using references Description: ------------ I've noticed strange behavior when using references and foreach loop. It throws an error "Invalid argument supplied for foreach" but if the code // $ass = &$array; is commented out, the result is as expected: Output: in in in Reproduce code: --------------- <? $array = array("1", "2", "3"); $ass = &$array; foreach($array as $k => &$v) { $array = false; $v = "Test"; echo "in\n"; } ?> Expected result: ---------------- in in in Actual result: -------------- in Warning: Invalid argument supplied for foreach() in test.php on line 5 -- Edit bug report at http://bugs.php.net/?id=47028&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=47028&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=47028&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=47028&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=47028&r=fixedcvs Fixed in CVS and need be documented: http://bugs.php.net/fix.php?id=47028&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=47028&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=47028&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=47028&r=needscript Try newer version: http://bugs.php.net/fix.php?id=47028&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=47028&r=support Expected behavior: http://bugs.php.net/fix.php?id=47028&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=47028&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=47028&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=47028&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=47028&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=47028&r=dst IIS Stability: http://bugs.php.net/fix.php?id=47028&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=47028&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=47028&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=47028&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=47028&r=mysqlcfg