관리-도구
편집 파일: MemoryUsage.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. */ namespace PHPUnit\Event\Telemetry; /** * @psalm-immutable * * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit */ final class MemoryUsage { private readonly int $bytes; public static function fromBytes(int $bytes): self { return new self($bytes); } private function __construct(int $bytes) { $this->bytes = $bytes; } public function bytes(): int { return $this->bytes; } public function diff(self $other): self { return self::fromBytes($this->bytes - $other->bytes); } }