Online PHP editor | refs for JjbUB

<?php function array_multiupdate_from_keys(array &$array, array $keys, $value){ if(!empty($keys)){ $key = array_shift($keys); if(key_exists($key, $array)){ $array[$key] = count($keys) > 0 ? array_multiupdate_from_keys($array[$key], $keys, $value) : $array[$key] = $value; } } } $array = array( 'a' => 'a', 'b' => 'b', 'c' => array( 0 => 0, 1 => 1, 2 => array( 'foo', 'bar' ) ) ); $array = array_multiupdate_from_keys($array, array('c', 1, 0), 'updated'); var_dump($array);