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<?php $array1 = []; $array2 = []; $array1[] = [ "b" => "sky", ]; $array2[] = [ "b" => "moon", ]; if (array_search('sky', array_column($array1, 'b')) !== FALSE) { echo 'FOUND!'; } else { echo 'NOT FOUND!'; }
Output for 7.4.0 - 7.4.30, 8.0.1 - 8.0.20, 8.1.0 - 8.1.7
FOUND!

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21.22 ms | 409 KiB | 5 Q