spl_object_hash

(PHP 5 >= 5.2.0)

spl_object_hash --  Return hash id for given object

Description

string spl_object_hash ( object obj )

This function returns an unique identifier for the object. This id can be used as a hash key for storing objects or for identifying an object.

Parameters

object

Any object.

Return Values

Returns a string that is unique for each object and is always the same for the same object.

Examples

Example 1. A spl_object_hash() example

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