55 lines
1004 B
PHP
55 lines
1004 B
PHP
<?php declare(strict_types=1);
|
|
/**
|
|
* This file is part of the Phootwork package.
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*
|
|
* @license MIT License
|
|
* @copyright Thomas Gossmann
|
|
*/
|
|
namespace phootwork\collection;
|
|
|
|
/**
|
|
* Collection interface
|
|
*
|
|
* @author Thomas Gossmann
|
|
*/
|
|
interface Collection extends \Iterator {
|
|
/**
|
|
* Resets the collection
|
|
*
|
|
* @return void
|
|
*/
|
|
public function clear(): void;
|
|
|
|
/**
|
|
* Checks whether this collection is empty
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isEmpty(): bool;
|
|
|
|
/**
|
|
* Checks whether the given element is in this collection
|
|
*
|
|
* @param mixed $element
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function contains(mixed $element): bool;
|
|
|
|
/**
|
|
* Returns the amount of elements in this collection
|
|
*
|
|
* @return int
|
|
*/
|
|
public function size(): int;
|
|
|
|
/**
|
|
* Returns the collection as an array
|
|
*
|
|
* @return array
|
|
*/
|
|
public function toArray(): array;
|
|
}
|