*** Variables *** # Response codes ${HTTP_CONTINUE} 100 ${HTTP_SWITCHING_PROTOCOLS} 101 ${HTTP_PROCESSING} 102 ${HTTP_OK} 200 ${HTTP_CREATED} 201 ${HTTP_ACCEPTED} 202 ${HTTP_NON_AUTHORITATIVE_INFORMATION} 203 ${HTTP_NO_CONTENT} 204 ${HTTP_RESET_CONTENT} 205 ${HTTP_PARTIAL_CONTENT} 206 ${HTTP_MULTI_STATUS} 207 ${HTTP_IM_USED} 226 ${HTTP_MULTIPLE_CHOICES} 300 ${HTTP_MOVED_PERMANENTLY} 301 ${HTTP_FOUND} 302 ${HTTP_SEE_OTHER} 303 ${HTTP_NOT_MODIFIED} 304 ${HTTP_USE_PROXY} 305 ${HTTP_TEMPORARY_REDIRECT} 307 ${HTTP_BAD_REQUEST} 400 ${HTTP_UNAUTHORIZED} 401 ${HTTP_PAYMENT_REQUIRED} 402 ${HTTP_FORBIDDEN} 403 ${HTTP_NOT_FOUND} 404 ${HTTP_METHOD_NOT_ALLOWED} 405 ${HTTP_NOT_ACCEPTABLE} 406 ${HTTP_PROXY_AUTHENTICATION_REQUIRED} 407 ${HTTP_REQUEST_TIMEOUT} 408 ${HTTP_CONFLICT} 409 ${HTTP_GONE} 410 ${HTTP_LENGTH_REQUIRED} 411 ${HTTP_PRECONDITION_FAILED} 412 ${HTTP_REQUEST_ENTITY_TOO_LARGE} 413 ${HTTP_REQUEST_URI_TOO_LONG} 414 ${HTTP_UNSUPPORTED_MEDIA_TYPE} 415 ${HTTP_REQUESTED_RANGE_NOT_SATISFIABLE} 416 ${HTTP_EXPECTATION_FAILED} 417 ${HTTP_UNPROCESSABLE_ENTITY} 422 ${HTTP_LOCKED} 423 ${HTTP_FAILED_DEPENDENCY} 424 ${HTTP_UPGRADE_REQUIRED} 426 ${HTTP_INTERNAL_SERVER_ERROR} 500 ${HTTP_NOT_IMPLEMENTED} 501 ${HTTP_BAD_GATEWAY} 502 ${HTTP_SERVICE_UNAVAILABLE} 503 ${HTTP_GATEWAY_TIMEOUT} 504 ${HTTP_HTTP_VERSION_NOT_SUPPORTED} 505 ${HTTP_INSUFFICIENT_STORAGE} 507 ${HTTP_NOT_EXTENDED} 510