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