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Php81.php
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Php81.php
38 lines
| 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | * This file is part of the Symfony package. |
| 5 | * |
| 6 | * (c) Fabien Potencier <fabien@symfony.com> |
| 7 | * |
| 8 | * For the full copyright and license information, please view the LICENSE |
| 9 | * file that was distributed with this source code. |
| 10 | */ |
| 11 | |
| 12 | namespace Symfony\Polyfill\Php81; |
| 13 | |
| 14 | /** |
| 15 | * @author Nicolas Grekas <p@tchwork.com> |
| 16 | * |
| 17 | * @internal |
| 18 | */ |
| 19 | final class Php81 |
| 20 | { |
| 21 | public static function array_is_list(array $array): bool |
| 22 | { |
| 23 | if ([] === $array || $array === array_values($array)) { |
| 24 | return true; |
| 25 | } |
| 26 | |
| 27 | $nextKey = -1; |
| 28 | |
| 29 | foreach ($array as $k => $v) { |
| 30 | if ($k !== ++$nextKey) { |
| 31 | return false; |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | return true; |
| 36 | } |
| 37 | } |
| 38 |