Online PHP editor | refs for iPdqN

<?php $Test = array( array("a"=>"004", "n"=>"03"), array("a"=>"003", "n"=>"02"), array("a"=>"001", "n"=>"02"), array("a"=>"005", "n"=>"01"), array("a"=>"001", "n"=>"01"), array("a"=>"004", "n"=>"02"), array("a"=>"003", "n"=>"01"), array("a"=>"004", "n"=>"01") ); $orderBy = ['a', 'n']; $params = array_map(fn($colName) => array_column($Test, $colName), $orderBy); $params[] = &$Test; array_multisort(...$params); var_export($Test);