Interfaces
Countable::count
Interfaces
PHP Manual

# The Countable interface

(PHP 5 >= 5.1.0)

## Introduction

Classes implementing Countable can be used with the count() function.

## Interface synopsis

Countable {
/* Methods */
abstract public int count ([ int `$mode` = COUNT_NORMAL ] )
}

## Table of Contents

- Countable::count — Count elements of an object

Interfaces
Countable::count
Interfaces
PHP Manual