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<?php $oldArr = [ ['sno' => 'q3', 'result' => '15'], ['sno' => 'q1', 'result' => '5'], ['sno' => 'q2', 'result' => '10'] ]; $newArr = array_reduce($oldArr, function($carry, $item){ $carry[$item["sno"]] = $item["result"]; return $carry; }); var_dump($newArr);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { ["q3"]=> string(2) "15" ["q1"]=> string(1) "5" ["q2"]=> string(2) "10" }

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