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YAF_VERSION
(string)
YAF_ENVIRON
(string)
YAF_ERR_STARTUP_FAILED
(integer)
YAF_ERR_ROUTE_FAILED
(integer)
YAF_ERR_DISPATCH_FAILED
(integer)
YAF_ERR_AUTOLOAD_FAILED
(integer)
YAF_ERR_NOTFOUND_MODULE
(integer)
YAF_ERR_NOTFOUND_CONTROLLER
(integer)
YAF_ERR_NOTFOUND_ACTION
(integer)
YAF_ERR_NOTFOUND_VIEW
(integer)
YAF_ERR_CALL_FAILED
(integer)
YAF_ERR_TYPE_ERROR
(integer)