reversible?

functionsince v0.0-1211 clojure.core/reversible?Edit
(reversible? coll)

Details:

Returns true if coll implements the IReversible protocol, false otherwise.

Vectors, sorted maps, and sorted sets implement IReversible.

Source docstring:
Returns true if coll satisfies? IReversible.
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn reversible?
  [coll]
  (satisfies? IReversible coll))