- array_diff_assoc: documentation ( source)
- var_dump: documentation ( source)
<?php
$source_packages = array(
'two' => array ('param1' => 'First Parameter for Two', 'param2' => 'Second Parameter for Two')
);
$result_packages = array_diff_assoc(array('a' => array('b' => 'c')), array('a' => array('b' => 'c')));
var_dump($result_packages); echo "<br />\n";