SplObjectStorage::attachSplObjectStorage::contains
(PHP 5 >= 5.1.0)
SplObjectStorage::contains — Checks if the storage contains a specific object
Descrizione
public bool SplObjectStorage::contains
( object
$object
)Checks if the storage contains the object provided.
Valori restituiti
Returns TRUE if the object is in the storage, FALSE otherwise.
Esempi
Example #1 SplObjectStorage::contains() example
<?php
$o1 = new StdClass;
$o2 = new StdClass;
$s = new SplObjectStorage();
$s[$o1] = "hello";
var_dump($s->contains($o1));
var_dump($s->contains($o2));
?>
Il precedente esempio visualizzerà qualcosa simile a:
bool(true) bool(false)
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