Serialize an ArrayObject with ArrayObject::serialize in PHP

Description

The following code shows how to serialize an ArrayObject with ArrayObject::serialize.

Example

//example revised from php.net/*ww w  .  ja  v a2s  .co  m*/
<?php
$o = new ArrayObject();

$s1 = serialize($o);
$s2 = $o->serialize();

var_dump($s1);
var_dump($s2);
?>

The code above generates the following result.