The Countable interface
Introduction
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
Classes implementing Countable can be used with the count() function.
Interface synopsis
interface Countable {
/* Methods */
public count(): int}
Table of Contents
- Countable::count — Count elements of an object
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https://www.php.net/manual/en/class.countable.php
