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<?php $story = [ 'documents' => [ [ 'authors' => [ ['id' => 2411], ['id' => 24116], ] ] ] ]; print_r(array_column($story['documents'], 'authors'));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Array ( [0] => Array ( [0] => Array ( [id] => 2411 ) [1] => Array ( [id] => 24116 ) ) )
preferences:
137.67 ms | 404 KiB | 174 Q