Online PHP editor | output for 1q163

<?php $list = [ [ 'name' => 'this is items name', 'number' => 1, 'description' => 'this is description', 'id' => 'just some id', ], [ 'name' => 'this is items name2', 'number' => 1, 'description' => 'this is description2', 'id' => 'just some id', ], [ 'name' => 'this is items name3', 'number' => 1, 'description' => 'this is', 'id' => 'just some id', ], ]; $result = []; foreach ($list as $key => $value) { if (preg_match('/\bthis.+?description/', $value["description"])) { $result[$key] = $key; } } print_r($result);