iframe-proxy | Sunbelt Computer Software

54 lines (46 loc) · 1.29 KB

declare(strict_types=1);
namespace Infocyph\UID;
use Exception;
use Infocyph\UID\Contracts\IdAlgorithmInterface;
use InvalidArgumentException;
final class NanoID implements IdAlgorithmInterface
     * Generates a NanoID string with the requested size.
     * @throws Exception
    public static function generate(int $length = 21): string
        ($length < 1) && throw new InvalidArgumentException('length must be greater than 0');
        return substr(
            str_replace(['+', '/', '='], ['-', '_', ''], base64_encode(random_bytes($length))),
            $length,
     * Checks whether a NanoID string is valid.
    public static function isValid(string $id, ?int $length = null): bool
        if ($length !== null && strlen($id) !== $length) {
            return false;
        return preg_match('/^[A-Za-z0-9_-]+$/', $id) === 1;
     * Parses NanoID information.
     * @return array{isValid: bool, length: int, alphabet: string}
    public static function parse(string $id, ?int $length = null): array
        return [
            'isValid' => self::isValid($id, $length),
            'length' => strlen($id),
            'alphabet' => 'base64url',

Sunbelt Computer Software

PL/B Language Development and Support

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Uh oh!

Sunbelt Computer Software

PL/B Language Development and Support

Uh oh!

FilesExpand file tree

NanoID.php

Latest commit

History

NanoID.php

File metadata and controls