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편집 파일: SampleArrayAccess.php

<?php declare(strict_types=1); /* * This file is part of PHPUnit. * * (c) Sebastian Bergmann <sebastian@phpunit.de> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ class SampleArrayAccess implements ArrayAccess { private $container; public function __construct() { $this->container = []; } public function offsetSet($offset, $value): void { if (null === $offset) { $this->container[] = $value; } else { $this->container[$offset] = $value; } } public function offsetExists($offset) { return isset($this->container[$offset]); } public function offsetUnset($offset): void { unset($this->container[$offset]); } public function offsetGet($offset) { return $this->container[$offset] ?? null; } }