SplObjectStorage::contains
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
SplObjectStorage::contains — Checks if the storage contains a specific object
Beschreibung
Checks if the storage contains the object provided.
Rückgabewerte
Returns true if the object is in the storage, false otherwise.
Beispiele
Beispiel #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));
?>Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
bool(true) bool(false)
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