src/Core/Response.php
public function setStatusCode(int $statusCode, string $version = '1.1', string $statusText = ''): bool
    {
        if (!headers_sent()) {
            $statusCode = intval($statusCode);

            if ('' == $statusText) {
                $statusTexts = [
                    100 => 'Continue',
                    101 => 'Switching Protocols',
                    102 => 'Processing',            // RFC2518
                    200 => 'OK',
                    201 => 'Created',
                    202 => 'Accepted',
                    203 => 'Non-Authoritative Information',
                    204 => 'No Content',
                    205 => 'Reset Content',
                    206 => 'Partial Content',
                    207 => 'Multi-Status',          // RFC4918
                    208 => 'Already Reported',      // RFC5842
                    226 => 'IM Used',               // RFC3229
                    300 => 'Multiple Choices',
                    301 => 'Moved Permanently',
                    302 => 'Found',
                    303 => 'See Other',
                    304 => 'Not Modified',
                    305 => 'Use Proxy',
                    307 => 'Temporary Redirect',
                    308 => 'Permanent Redirect',    // RFC7238
                    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 => 'Payload Too Large',
                    414 => 'URI Too Long',
                    415 => 'Unsupported Media Type',
                    416 => 'Range Not Satisfiable',
                    417 => 'Expectation Failed',
                    418 => 'I\'m a teapot',                                               // RFC2324
                    422 => 'Unprocessable Entity',                                        // RFC4918
                    423 => 'Locked',                                                      // RFC4918
                    424 => 'Failed Dependency',                                           // RFC4918
                    425 => 'Reserved for WebDAV advanced collections expired proposal',   // RFC2817
                    426 => 'Upgrade Required',                                            // RFC2817
                    428 => 'Precondition Required',                                       // RFC6585
                    429 => 'Too Many Requests',                                           // RFC6585
                    431 => 'Request Header Fields Too Large',                             // RFC6585
                    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 (Experimental)',                      // RFC2295
                    507 => 'Insufficient Storage',                                        // RFC4918
                    508 => 'Loop Detected',                                               // RFC5842
                    510 => 'Not Extended',                                                // RFC2774
                    511 => 'Network Authentication Required',                             // RFC6585
                ];
                $statusText = $statusTexts[$statusCode];
            }

            header(sprintf('HTTP/%s %s %s', $version, $statusCode, $statusText), true, $statusCode);
            return true;
        }

        return false;
    }
public function setStatusCode(int $statusCode, string $version = '1.1', string $statusText = ''): bool
    {
        if (!headers_sent()) {
            $statusCode = intval($statusCode);

            if ('' == $statusText) {
                $statusTexts = [
                    100 => 'Continue',
                    101 => 'Switching Protocols',
                    102 => 'Processing',            // RFC2518
                    200 => 'OK',
                    201 => 'Created',
                    202 => 'Accepted',
                    203 => 'Non-Authoritative Information',
                    204 => 'No Content',
                    205 => 'Reset Content',
                    206 => 'Partial Content',
                    207 => 'Multi-Status',          // RFC4918
                    208 => 'Already Reported',      // RFC5842
                    226 => 'IM Used',               // RFC3229
                    300 => 'Multiple Choices',
                    301 => 'Moved Permanently',
                    302 => 'Found',
                    303 => 'See Other',
                    304 => 'Not Modified',
                    305 => 'Use Proxy',
                    307 => 'Temporary Redirect',
                    308 => 'Permanent Redirect',    // RFC7238
                    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 => 'Payload Too Large',
                    414 => 'URI Too Long',
                    415 => 'Unsupported Media Type',
                    416 => 'Range Not Satisfiable',
                    417 => 'Expectation Failed',
                    418 => 'I\'m a teapot',                                               // RFC2324
                    422 => 'Unprocessable Entity',                                        // RFC4918
                    423 => 'Locked',                                                      // RFC4918
                    424 => 'Failed Dependency',                                           // RFC4918
                    425 => 'Reserved for WebDAV advanced collections expired proposal',   // RFC2817
                    426 => 'Upgrade Required',                                            // RFC2817
                    428 => 'Precondition Required',                                       // RFC6585
                    429 => 'Too Many Requests',                                           // RFC6585
                    431 => 'Request Header Fields Too Large',                             // RFC6585
                    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 (Experimental)',                      // RFC2295
                    507 => 'Insufficient Storage',                                        // RFC4918
                    508 => 'Loop Detected',                                               // RFC5842
                    510 => 'Not Extended',                                                // RFC2774
                    511 => 'Network Authentication Required',                             // RFC6585
                ];
                $statusText = $statusTexts[$statusCode];
            }

            header(sprintf('HTTP/%s %s %s', $version, $statusCode, $statusText), true, $statusCode);
            return true;
        }

        return false;
    }
Set response status.

@param int $statusCode           - status
@param string $version           - HTTP version
@param string $statusText   - status text
@return bool