A function tag which returns a number from 1 to 6 (by default) which represents the rating of the TrackBack ping in context in terms of total score where '1' is used for the highest score, '6' for the lowest score.
- namespace (required)
Specify namespace for rank to be calculated. Namespace is defined by each plugin which leverages rating API.
- max (optional; default "6")
Allows a user to specify the upper bound of the scale.