Serialize an ArrayObject

# ArrayObject::serialize

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

ArrayObject::serialize — Serialize an ArrayObject

### Description

public 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::unserialize() - Unserialize an ArrayObject
- serialize() - Generates a storable representation of a value
- Serializing Objects

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