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ArrayObject::count

(PHP 5 >= 5.0.0, PHP 7)

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

Description

代码语言:javascript
复制
public int ArrayObject::count ( void )

Get the number of public properties in the ArrayObject.

Parameters

This function has no parameters.

Return Values

The number of public properties in the ArrayObject.

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

Examples

Example #1 ArrayObject::count() example

代码语言:javascript
复制
<?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());
?>

The above example will output:

代码语言:javascript
复制
int(1)
int(3)

← ArrayObject::__construct

ArrayObject::exchangeArray →

代码语言:txt
复制
 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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