<?php
/**
* This file is part of the ramsey/collection library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <[email protected]>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Collection;
use ArrayAccess;
use Countable;
use IteratorAggregate;
use Serializable;
/**
* `ArrayInterface` provides traversable array functionality to data types.
*
* @template T
* @extends ArrayAccess<array-key, T>
* @extends IteratorAggregate<array-key, T>
*/
interface ArrayInterface extends
ArrayAccess,
Countable,
IteratorAggregate,
Serializable
{
/**
* Removes all items from this array.
*/
public function clear(): void;
/**
* Returns a native PHP array representation of this array object.
*
* @return array<array-key, T>
*/
public function toArray(): array;
/**
* Returns `true` if this array is empty.
*/
public function isEmpty(): bool;
}