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<?php $array = [ (object)['key' => 'sample', 'startYear' => '2000', 'endYear' => '2015'], (object)['key' => 'second_sample', 'startYear' => '1985', 'endYear' => '1991'] ]; $result = []; foreach ($array as $object) { ['key' => $key, 'startYear' => $result[$key]['startYear'], 'endYear' => $result[$key]['endYear']] = (array)$object; } var_export($result); echo "\n---\n"; var_export( array_reduce( $array, function($result, $object) { ['key' => $key, 'startYear' => $result[$key]['startYear'], 'endYear' => $result[$key]['endYear']] = (array)$object; return $result; }, [] ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'sample' => array ( 'startYear' => '2000', 'endYear' => '2015', ), 'second_sample' => array ( 'startYear' => '1985', 'endYear' => '1991', ), ) --- array ( 'sample' => array ( 'startYear' => '2000', 'endYear' => '2015', ), 'second_sample' => array ( 'startYear' => '1985', 'endYear' => '1991', ), )

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