The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
YAR_VERSION (string)YAR_CLIENT_PROTOCOL_HTTP (int)YAR_OPT_PACKAGER (int)YAR_OPT_TIMEOUT (int)YAR_OPT_CONNECT_TIMEOUT (int)YAR_OPT_HEADER (array)YAR_PACKAGER_PHP (string)YAR_PACKAGER_JSON (string)YAR_ERR_OKEY (int)YAR_ERR_OUTPUT (int)YAR_ERR_TRANSPORT (int)YAR_ERR_REQUEST (int)YAR_ERR_PROTOCOL (int)YAR_ERR_PACKAGER (int)YAR_ERR_EXCEPTION (int)