PersistentArrayMap.EMPTY

varsince v0.0-1211 clojure.lang/PersistentArrayMap.EMPTYEdit
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(set! (.-EMPTY PersistentArrayMap) (PersistentArrayMap. nil 0 (array) empty-unordered-hash))