lab/cacme/vendor/workerman/validation/library/Rules/NoWhitespace.php
2024-08-05 22:57:28 +08:00

42 lines
899 B
PHP

<?php
/*
* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
* SPDX-License-Identifier: MIT
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
use function is_null;
use function is_scalar;
use function preg_match;
/**
* Validates whether a string contains no whitespace (spaces, tabs and line breaks).
*
* @author Alexandre Gomes Gaigalas <alganet@gmail.com>
* @author Augusto Pascutti <augusto@phpsp.org.br>
* @author Danilo Benevides <danilobenevides01@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class NoWhitespace extends AbstractRule
{
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
if (is_null($input)) {
return true;
}
if (is_scalar($input) === false) {
return false;
}
return !preg_match('#\s#', (string) $input);
}
}