Online PHP editor | refs for L01vX

<?php $a = array(); $b = array('stupid' => array('franz', 'de leon')); $c = array_merge($a, $b); var_dump($c); abstract class Utility { public static function merge(array $a, array $b) { foreach ($b as $key => $value) { if (isset($key, $a)) { if (is_int($key)) { $a[] = $value; } elseif (is_array($value) && (isset($a[$key]) && is_array($a[$key]))) { $a[$key] = static::merge($a[$key], $value); } else { $a[$key] = $value; } } else { $a[$key] = $value; } } return $a; } } $d = Utility::merge($a, $b); var_dump($d);