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편집 파일: TypeTrait.php

<?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 <ben@benramsey.com> * @license http://opensource.org/licenses/MIT MIT */ declare(strict_types=1); namespace Ramsey\Collection\Tool; use function is_array; use function is_bool; use function is_callable; use function is_float; use function is_int; use function is_numeric; use function is_object; use function is_resource; use function is_scalar; use function is_string; /** * Provides functionality to check values for specific types. */ trait TypeTrait { /** * Returns `true` if value is of the specified type. * * @param string $type The type to check the value against. * @param mixed $value The value to check. */ protected function checkType(string $type, mixed $value): bool { return match ($type) { 'array' => is_array($value), 'bool', 'boolean' => is_bool($value), 'callable' => is_callable($value), 'float', 'double' => is_float($value), 'int', 'integer' => is_int($value), 'null' => $value === null, 'numeric' => is_numeric($value), 'object' => is_object($value), 'resource' => is_resource($value), 'scalar' => is_scalar($value), 'string' => is_string($value), 'mixed' => true, default => $value instanceof $type, }; } }