SplObjectStorage
PHP Manual

SplObjectStorage::contains

(PHP 5 >= 5.1.0)

SplObjectStorage::containsChecks if the storage contains a specific object

설명

public boolean SplObjectStorage::contains ( object $object )

Checks if the storage contains the object provided.

인수

object

The object to look for.

반환값

Returns TRUE if the object is in the storage, FALSE otherwise.

예제

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));
?>

위 예제의 출력 예시:

bool(true)
bool(false)

참고


SplObjectStorage
PHP Manual