SplObjectStorage::offsetExists
SplObjectStorage::offsetSet
SplObjectStorage
PHP Manual

# SplObjectStorage::offsetGet

(PHP 5 >= 5.3.0)

SplObjectStorage::offsetGet — Returns the data associated with an object

### Description

public mixed SplObjectStorage::offsetGet ( object `$object` )

Returns the data associated with an object in the storage.

### Parameters

`object`

  The object to look for.

### Return Values

The data previously associated with the object in the storage.

### Errors/Exceptions

Throws UnexpectedValueException when `object` could not be found.

### Examples

Example #1 SplObjectStorage::offsetGet() example

`<?php
$s = new SplObjectStorage;
$o1 = new StdClass;
$o2 = new StdClass;
$s[$o1] = "hello";
$s->attach($o2);
var_dump($s->offsetGet($o1)); // Similar to $s[$o1]
var_dump($s->offsetGet($o2)); // Similar to $s[$o2]
?>`

The above example will output something similar to:

    string(5) "hello"
    NULL

### See Also

- SplObjectStorage::offsetSet() - Associates data to an object in the storage
- SplObjectStorage::offsetExists() - Checks whether an object exists in the storage
- SplObjectStorage::offsetUnset() - Removes an object from the storage

SplObjectStorage::offsetExists
SplObjectStorage::offsetSet
SplObjectStorage
PHP Manual