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# 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.

## Parâmetros

`class`

  Any object.

## Valores de retornado

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

## Exemplos

Exemplo 1. A spl_object_hash() example

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

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