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SplObjectStorage::offsetGet	SplObjectStorage::offsetUnset

SplObjectStorage	Last updated: Mon, 26 Oct 2026

SplObjectStorage::offsetSet

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

SplObjectStorage::offsetSet — Associates data to an object in the storage

Description

public function SplObjectStorage::offsetSet(object $object, mixed $info = null): void

Associate data to an object in the storage.

Note:
SplObjectStorage::offsetSet() is an alias of SplObjectStorage::attach().

Parameters

object: The object to associate data with.
info: The data to associate with the object.

Return Values

No value is returned.

Examples

Example #1 SplObjectStorage::offsetSet() example

<?php
$s = new SplObjectStorage;

$o1 = new stdClass;

$s->offsetSet($o1, "hello"); // Similar to $s[$o1] = "hello";

var_dump($s[$o1]);
?>

The above example will output something similar to:

string(5) "hello"

See Also

SplObjectStorage::attach() - Adds an object in the storage
SplObjectStorage::offsetGet() - Returns the data associated with an object
SplObjectStorage::offsetExists() - Checks whether an object exists in the storage
SplObjectStorage::offsetUnset() - Removes an object from the storage

SplObjectStorage::offsetGet	SplObjectStorage::offsetUnset

SplObjectStorage	Last updated: Mon, 26 Oct 2026