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spl_object_id

(PHP 7 >= 7.2.0, PHP 8)

spl_object_id — Return the integer object handle for given object

Опис

spl_object_id(object $object): int

This function returns a unique identifier for the object. The object id is unique for the lifetime of the object. Once the object is destroyed, its id may be reused for other objects. This behavior is similar to spl_object_hash().

Параметри

object

Any object.

Значення, що повертаються

An integer identifier that is unique for each currently existing object and is always the same for each object.

Приклади

Приклад #1 A spl_object_id() example

<?php
$id = spl_object_id($object);
$storage[$id] = $object;
?>

Примітки

Зауваження:

When an object is destroyed, its id may be reused for other objects.