- var_dump: documentation ( source)
- array_merge: documentation ( source)
<?php
$a = array(array('fname' => 'hak', 'lname' => 're'), array('fname' => 'iro', 'lname' => 'egbu'));
$b = array(array('fname' => 'nik', 'lname' => 'iC'), array('fname' => 'hak', 'lname' => 're'));
$c = array_merge($a, $b);
var_dump($c);