SplObjectStorage::offsetExistsSplObjectStorage::offsetGet
(PHP 5 >= 5.3.0)
SplObjectStorage::offsetGet — Returns the data associated with an object
Descrierea
Returns the data associated with an object in the storage.
Valorile întoarse
The data previously associated with the object in the storage.
Erori/Excepții
Throws UnexpectedValueException when object could not be found.
Exemple
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]
?>
Exemplul de mai sus va afișa ceva similar cu:
string(5) "hello" NULL
Vedeți de asemenea
- 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
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