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<SplObjectStorageSplObjectStorage::attach>
^SplObjectStorageLast updated: Mon, 26 Oct 2026

SplObjectStorage::addAll

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

SplObjectStorage::addAll — Adds all objects from another storage

Description

public function SplObjectStorage::addAll(SplObjectStorage $storage): int

Adds all objects-data pairs from a different storage in the current storage.

Parameters

storage

The storage you want to import.

Return Values

The number of objects in the storage.

Examples

Example #1 SplObjectStorage::addAll() example

<?php
$o = new stdClass;
$a = new SplObjectStorage();
$a[$o] = "hello";

$b = new SplObjectStorage();
$b->addAll($a);
echo $b[$o]."\n";
?>

The above example will output something similar to:

hello

See Also


<SplObjectStorageSplObjectStorage::attach>
^SplObjectStorageLast updated: Mon, 26 Oct 2026