- print_r: documentation ( source)
- array_values: documentation ( source)
- usort: documentation ( source)
<?php
$array['facebook'] = ["facebook_enabled" => 1, "facebook_url" => "https://www.facebook.com/", "facebook_order" => 7];
$array['twitter'] = ["twitter_enabled" => 1, "twitter_url" => "https://www.twitter.com/", "twitter_order" => 3];
usort($array, function($a, $b) {
$a = array_values($a);
$b = array_values($b);
return $a[2] > $b[2];
});
print_r($array);