ArrayObject::count

(PHP 5 >= 5.0.0)

ArrayObject::count — Get the number of public properties in the ArrayObject

설명

public int ArrayObject::count ( void )

Get the number of public properties in the ArrayObject.

인수

이 함수는 인수가 없습니다.

반환값

The number of public properties in the ArrayObject.

Note:
When the ArrayObject is constructed from an array all properties are public.

예제

Example #1 ArrayObject::count() example


<?php
class Example {
    public $public = 'prop:public';
    private $prv   = 'prop:private';
    protected $prt = 'prop:protected';
}

$arrayobj = new ArrayObject(new Example());
var_dump($arrayobj->count());

$arrayobj = new ArrayObject(array('first','second','third'));
var_dump($arrayobj->count());
?>

위 예제의 출력:

int(1)
int(3)