Online PHP editor | refs for 1QlTL

<?php $rows = [ ['ID' => 188, 'zip_code' => 60022, 'approved' => 0], ['ID' => 124, 'zip_code' => 60002, 'approved' => 0], ['ID' => 138, 'zip_code' => 60007, 'approved' => 1], ['ID' => 114, 'zip_code' => 60007, 'approved' => 1], ['ID' => 105, 'zip_code' => 60003, 'approved' => 0], ['ID' => 104, 'zip_code' => 60002, 'approved' => 1], ['ID' => 199, 'zip_code' => 60199, 'approved' => 0], ['ID' => 106, 'zip_code' => 60001, 'approved' => 0], ['ID' => 184, 'zip_code' => 60022, 'approved' => 1], ['ID' => 103, 'zip_code' => 60007, 'approved' => 0], ]; $priorityZips = array_flip([60007, 60001, 60003, 60002]); $priorityCount = count($priorityZips); usort($rows, function($a, $b) use ($priorityZips, $priorityCount) { return [ $priorityZips[$a['zip_code']] ?? $priorityCount, $a['zip_code'], $b['approved'] ] <=> [ $priorityZips[$b['zip_code']] ?? $priorityCount, $b['zip_code'], $a['approved'] ]; }); var_export($rows);