SplObjectStorage::attach

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

SplObjectStorage::attach — Adds an object in the storage

Увага

This function has been DEPRECATED as of PHP 8.5.0. Relying on this function is highly discouraged.

Опис

#[\Deprecated]
public function SplObjectStorage::attach(object $object, mixed $info = null): void

Adds an object inside the storage, and optionally associate it to some data.

This method is an alias of SplObjectStorage::offsetSet().

Параметри

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

Значення, що повертаються

Не повертає значень.

Журнал змін

Версія	Опис
8.5.0	This method has been deprecated in favor of SplObjectStorage::offsetSet().

Приклади

Приклад #1 SplObjectStorage::attach() example

<?php
$o1 = new stdClass;
$o2 = new stdClass;
$s = new SplObjectStorage();
$s->attach($o1); // similar to $s[$o1] = NULL;
$s->attach($o2, "hello"); // similar to $s[$o2] = "hello";

var_dump($s[$o1]);
var_dump($s[$o2]);

?>

Поданий вище приклад виведе щось схоже на:

NULL
string(5) "hello"

Прогляньте також

SplObjectStorage::detach() - Removes an object from the storage
SplObjectStorage::offsetSet() - Associates data to an object in the storage