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<?php $arr = [["b" => "loc04", "c" => ["administrator" => "administrator"]]]; $arr[] = ["b" => "loc23", "c" => ["administrator" => "administrator", "publisher" => "publisher"]]; $arr[] = ["b" => "loc12", "c" => ["publisher" => "publisher", "viewer" => "viewer"]]; $role = "administrator"; //$a = array_filter($arr, function ($e) use ($role) {return in_array($role, $e["c"]);}); $a = array_filter($arr, function ($e) use ($role) {return isset($e["c"][$role]);}); print_r($a);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Array ( [0] => Array ( [b] => loc04 [c] => Array ( [administrator] => administrator ) ) [1] => Array ( [b] => loc23 [c] => Array ( [administrator] => administrator [publisher] => publisher ) ) )

preferences:
150.65 ms | 408 KiB | 5 Q