Bug #73622 [NEW]: Foreach iteration with a previously initialized variable

From: dorin dot marcoci at gmail dot com Operating system: PHP version: 7.0.13 Package: PHP Language Specification Bug Type: Bug Bug description:Foreach iteration with a previously initialized variable Description: ------------ Script below output A A instead of A B. Is this as designed? If I do unset($Item) before second foreach then it works as expected. Test script: --------------- <?php $Items = [['Code' => 'A'], ['Item' => 'B']]; foreach ($Items as &$Item) $Item['Hash'] = rand(1, 10); foreach ($Items as $Item) echo ' '.$Item['Code']; Expected result: ---------------- A B Actual result: -------------- A A -- Edit bug report at https://bugs.php.net/bug.php?id=73622&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=73622&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=73622&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=73622&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=73622&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=73622&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=73622&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=73622&r=needscript Try newer version: https://bugs.php.net/fix.php?id=73622&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=73622&r=support Expected behavior: https://bugs.php.net/fix.php?id=73622&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=73622&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=73622&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=73622&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=73622&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=73622&r=dst IIS Stability: https://bugs.php.net/fix.php?id=73622&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=73622&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=73622&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=73622&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=73622&r=mysqlcfg