Responder that renders a full ILIAS error page (UI-Framework MessageBox) and sends it with the approp...
respond(string $error_message, int $status_code, ?Link $back_target=null)
Responder that sends a minimal plain-text error response without relying on any ILIAS service (no DIC...
respond(Throwable $e, int $status_code=StatusCode::HTTP_INTERNAL_SERVER_ERROR, ?string $status_message=null)
Send a minimal plain-text error response and terminate the process.