SplObjectStorage::offsetGet
(PHP 5 >= 5.3.0, PHP 7)
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"
NULLSee 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 →
© 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
本文档系腾讯云开发者社区成员共同维护，如有问题请联系 cloudcommunity@tencent.com
