PersistentHashMap.EMPTY

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