(PHP 5 >= 5.1.0, PHP 7, PHP 8)
SplObjectStorage::contains — Checks if the storage contains a specific object
$object
): boolChecks if the storage contains the object provided.
object
The object to look for.
Returns true
if the object is in the storage, false
otherwise.
Example #1 SplObjectStorage::contains() example
<?php$o1 = new stdClass;$o2 = new stdClass;$s = new SplObjectStorage();$s[$o1] = "hello";var_dump($s->contains($o1));var_dump($s->contains($o2));?>
The above example will output something similar to:
bool(true) bool(false)