Bug #77276 [NEW]: Duplicate keys array_merge_recursive

From: mindaugas at osos dot lt Operating system: Linux PHP version: 7.0.33 Package: Arrays related Bug Type: Bug Bug description:Duplicate keys array_merge_recursive Description: ------------ --- From manual page: https://php.net/function.array-merge-recursive --- When first array first element has higher index number than second element, then array_merge_recursive makes duplicate keys. In php 5 was ok, this was tested on 7.0.32 and 7.1.* - same result. Test script: --------------- $aray1 = [ 'service' => [ 5 => ['jehfkjfhwk'], 2 => ['ejfoiwefoweif'] ], ]; $aray2 = [ 'service' => [ ['qfwwqfqwf'], ['wqfwfqwfqwf1'], ['wqfwfqwfqwf2'], ['wqfwfqwfqwf3'], ['wqfwfqwfqwf4'], ['wqfwfqwfqwf5'], ['wqfwfqwfqwf6'], ], ]; echo '<pre>'; print_r(array_merge_recursive($aaray1, $aaray2)); Expected result: ---------------- Array ( [service] => Array ( [5] => Array ( [0] => jehfkjfhwk ) [2] => Array ( [0] => ejfoiwefoweif ) [6] => Array ( [0] => qfwwqfqwf ) [7] => Array ( [0] => wqfwfqwfqwf1 ) [8] => Array ( [0] => wqfwfqwfqwf2 ) [9] => Array ( [0] => wqfwfqwfqwf3 ) [10] => Array ( [0] => wqfwfqwfqwf4 ) [11] => Array ( [0] => wqfwfqwfqwf5 ) [12] => Array ( [0] => wqfwfqwfqwf6 ) ) ) Actual result: -------------- Array ( [service] => Array ( [5] => Array ( [0] => jehfkjfhwk ) [2] => Array ( [0] => ejfoiwefoweif ) [2] => Array ( [0] => qfwwqfqwf ) [3] => Array ( [0] => wqfwfqwfqwf1 ) [4] => Array ( [0] => wqfwfqwfqwf2 ) [5] => Array ( [0] => wqfwfqwfqwf3 ) [6] => Array ( [0] => wqfwfqwfqwf4 ) [7] => Array ( [0] => wqfwfqwfqwf5 ) [8] => Array ( [0] => wqfwfqwfqwf6 ) ) ) -- Edit bug report at https://bugs.php.net/bug.php?id=77276&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=77276&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=77276&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=77276&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=77276&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=77276&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=77276&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=77276&r=needscript Try newer version: https://bugs.php.net/fix.php?id=77276&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=77276&r=support Expected behavior: https://bugs.php.net/fix.php?id=77276&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=77276&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=77276&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=77276&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=77276&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=77276&r=dst IIS Stability: https://bugs.php.net/fix.php?id=77276&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=77276&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=77276&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=77276&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=77276&r=mysqlcfg