SplObjectStorage::offsetGet
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SplObjectStorage::offsetGet — Returns the data associated with an object
Beschreibung
Returns the data associated with an object in the storage.
Parameter-Liste
-
object
-
The object to look for.
Rückgabewerte
The data previously associated with the object in the storage.
Fehler/Exceptions
Throws UnexpectedValueException when object
could not be found.
Beispiele
Beispiel #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]
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
string(5) "hello" NULL
Siehe auch
- 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