SplObjectStorage::count
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
SplObjectStorage::count — Returns the number of objects in the storage
Beschreibung
$mode
= COUNT_NORMAL
): intCounts the number of objects in the storage.
Parameter-Liste
-
mode
-
If the optional
mode
parameter is set toCOUNT_RECURSIVE
(or 1), SplObjectStorage::count() will recursively count the storage.
Rückgabewerte
The number of objects in the storage.
Beispiele
Beispiel #1 SplObjectStorage::count() example
<?php
$s = new SplObjectStorage();
$o1 = new StdClass;
$o2 = new StdClass;
$s->attach($o1);
$s->attach($o2);
$s->attach($o1);
var_dump($s->count());
var_dump(count($s));
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
int(2) int(2)
Siehe auch
- SplObjectStorage::attach() - Adds an object in the storage
- SplObjectStorage::detach() - Removes an object from the storage