31 lines
574 B
PHP
31 lines
574 B
PHP
<?php
|
|
|
|
/*
|
|
* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
|
|
* SPDX-License-Identifier: MIT
|
|
*/
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace Respect\Validation\Helpers;
|
|
|
|
use function in_array;
|
|
|
|
/**
|
|
* Helper to identify values that Validation consider as "undefined".
|
|
*
|
|
* @author Henrique Moody <henriquemoody@gmail.com>
|
|
*/
|
|
trait CanValidateUndefined
|
|
{
|
|
/**
|
|
* Finds whether the value is undefined or not.
|
|
*
|
|
* @param mixed $value
|
|
*/
|
|
private function isUndefined($value): bool
|
|
{
|
|
return in_array($value, [null, ''], true);
|
|
}
|
|
}
|