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run code in 200+ php & hhvm versions
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<?php $mess = [ 0 => ['a','b','c'], 1 => ['d','e','f'] ]; $map = function($tablica) { return $tablica[1]; }; $new = array_map($map, $mess); var_dump($new);
based on kVJdX
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
array(2) { [0]=> string(1) "b" [1]=> string(1) "e" }