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<ArrayObject::offsetUnsetArrayObject::setFlags>
^ArrayObjectLast updated: Mon, 26 Oct 2026

ArrayObject::serialize

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

ArrayObject::serialize — Serialize an ArrayObject

Description

public function ArrayObject::serialize(): string

Serializes an ArrayObject.

Warning

This function is currently not documented; only its argument list is available.

Parameters

This function has no parameters.

Return Values

The serialized representation of the ArrayObject.

Examples

Example #1 ArrayObject::serialize() example

<?php
$o = new ArrayObject();

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

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

The above example will output:

string(45) "C:11:"ArrayObject":21:{x:i:0;a:0:{};m:a:0:{}}"
string(21) "x:i:0;a:0:{};m:a:0:{}"

See Also


<ArrayObject::offsetUnsetArrayObject::setFlags>
^ArrayObjectLast updated: Mon, 26 Oct 2026