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<?php $C = ['B' => ['S' => ['C' => []], 'H' => ['D' => []], 'G' => ['L' => []]]]; function moveArrayElementOnTop($array, $element = 'H') { $finalArray = array(); foreach ($array as $key => $values) { foreach ($values as $k => $v) { if ($k == $element) { $temp[$key][$k] = $v; unset($array[$key][$k]); } } if (isset($temp[$key])) { $finalArray[$key] = $temp[$key] + $array[$key]; } else { $finalArray[$key] = $array[$key]; } } return $finalArray; } echo "<pre>"; print_r(moveArrayElementOnTop($C)); echo "</pre>";
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0
<pre>Array ( [B] => Array ( [H] => Array ( [D] => Array ( ) ) [S] => Array ( [C] => Array ( ) ) [G] => Array ( [L] => Array ( ) ) ) ) </pre>
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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