{

// const CONTINUE = 100;

/**

public const SWITCHING_PROTOCOLS = 101;

/**

public const PROCESSING = 102; // RFC2518

/**

public const EARLY_HINTS = 103; // RFC8297

/**

public const OK = 200;

/**

public const CREATED = 201;

/**

public const ACCEPTED = 202;

/**

public const NON_AUTHORITATIVE_INFORMATION = 203;

/**

public const NO_CONTENT = 204;

/**

public const RESET_CONTENT = 205;

/**

public const PARTIAL_CONTENT = 206;

/**

public const MULTI_STATUS = 207; // RFC4918

/**

public const ALREADY_REPORTED = 208; // RFC5842

/**

public const IM_USED = 226; // RFC3229

/**

public const MULTIPLE_CHOICES = 300;

/**

public const MOVED_PERMANENTLY = 301;

/**

public const FOUND = 302;

/**

public const SEE_OTHER = 303;

/**

public const NOT_MODIFIED = 304;

/**

public const USE_PROXY = 305;

/**

public const RESERVED = 306;

/**

public const TEMPORARY_REDIRECT = 307;

/**

public const PERMANENTLY_REDIRECT = 308; // RFC7238

/**

public const BAD_REQUEST = 400;

/**

public const UNAUTHORIZED = 401;

/**

public const PAYMENT_REQUIRED = 402;

/**

public const FORBIDDEN = 403;

/**

public const NOT_FOUND = 404;

/**

public const METHOD_NOT_ALLOWED = 405;

/**

public const NOT_ACCEPTABLE = 406;

/**

public const PROXY_AUTHENTICATION_REQUIRED = 407;

/**

public const REQUEST_TIMEOUT = 408;

/**

public const CONFLICT = 409;

/**

public const GONE = 410;

/**

public const LENGTH_REQUIRED = 411;

/**

public const PRECONDITION_FAILED = 412;

/**

public const REQUEST_ENTITY_TOO_LARGE = 413;

/**

public const REQUEST_URI_TOO_LONG = 414;

/**

public const UNSUPPORTED_MEDIA_TYPE = 415;

/**

public const REQUESTED_RANGE_NOT_SATISFIABLE = 416;

/**

public const EXPECTATION_FAILED = 417;

/**

public const I_AM_A_TEAPOT = 418; // RFC2324

/**

public const MISDIRECTED_REQUEST = 421; // RFC7540

/**

public const UNPROCESSABLE_ENTITY = 422; // RFC4918

/**

public const LOCKED = 423; // RFC4918

/**

public const FAILED_DEPENDENCY = 424; // RFC4918

/**

public const RESERVED_FOR_WEBDAV_ADVANCED_COLLECTIONS_EXPIRED_PROPOSAL = 425; // RFC2817

/**

public const UPGRADE_REQUIRED = 426; // RFC2817

/**

public const PRECONDITION_REQUIRED = 428; // RFC6585

/**

public const TOO_MANY_REQUESTS = 429; // RFC6585

/**

public const REQUEST_HEADER_FIELDS_TOO_LARGE = 431; // RFC6585

/**

public const UNAVAILABLE_FOR_LEGAL_REASONS = 451;

/**

public const INTERNAL_SERVER_ERROR = 500;

/**

public const NOT_IMPLEMENTED = 501;

/**

public const BAD_GATEWAY = 502;

/**

public const SERVICE_UNAVAILABLE = 503;

/**

public const GATEWAY_TIMEOUT = 504;

/**

public const VERSION_NOT_SUPPORTED = 505;

/**

public const VARIANT_ALSO_NEGOTIATES_EXPERIMENTAL = 506; // RFC2295

/**

public const INSUFFICIENT_STORAGE = 507; // RFC4918

/**

public const LOOP_DETECTED = 508; // RFC5842

/**

public const NOT_EXTENDED = 510; // RFC2774

/**

public const NETWORK_AUTHENTICATION_REQUIRED = 511; // RFC6585

/**

private static array $codes = [

100 => 'Continue',

102 => 'Processing',

103 => 'Early Hints',

200 => 'OK',

201 => 'Created',

202 => 'Accepted',

203 => 'Non-Authoritative Information',

204 => 'No Content',

205 => 'Reset Content',

206 => 'Partial Content',

207 => 'Multi-Status',

208 => 'Already Reported',

226 => 'IM Used',

300 => 'Multiple Choices',

301 => 'Moved Permanently',

302 => 'Found',

303 => 'See Other',

304 => 'Not Modified',

305 => 'Use Proxy',

306 => 'Reserved',

307 => 'Temporary Redirect',

308 => 'Permanent Redirect',

400 => 'Bad Request',

401 => 'Unauthorized',

402 => 'Payment Required',

403 => 'Forbidden',

404 => 'Not Found',

405 => 'Method Not Allowed',

406 => 'Not Acceptable',

407 => 'Proxy Authentication Required',

408 => 'Request Timeout',

409 => 'Conflict',

410 => 'Gone',

411 => 'Length Required',

412 => 'Precondition Failed',

413 => 'Request Entity Too Large',

414 => 'Request-URI Too Long',

415 => 'Unsupported Media Type',

416 => 'Requested Range Not Satisfiable',

417 => 'Expectation Failed',

418 => 'Unassigned',

421 => 'Misdirected Request',

422 => 'Unprocessable Entity',

423 => 'Locked',

424 => 'Failed Dependency',

425 => 'Too Early',

426 => 'Upgrade Required',

428 => 'Precondition Required',

429 => 'Too Many Requests',

431 => 'Request Header Fields Too Large',

451 => 'Unavailable For Legal Reasons',

500 => 'Internal Server Error',

501 => 'Not Implemented',

502 => 'Bad Gateway',

503 => 'Service Unavailable',

504 => 'Gateway Timeout',

505 => 'HTTP Version Not Supported',

506 => 'Variant Also Negotiates',

507 => 'Insufficient Storage',

508 => 'Loop Detected',

510 => 'Not Extended',

511 => 'Network Authentication Required'

];

/**

public static function getDescription(int $code): int|string

{

if (isset(self::$codes[$code])) {

return sprintf('%d (%s)', $code, self::$codes[$code]);

}

return $code;

}