simple-symbol?

functionsince v1.9.75 clojure.core/simple-symbol?Edit
(simple-symbol? x)

Source docstring:
Return true if x is a symbol without a namespace
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn simple-symbol?
  [x] (and (symbol? x) (nil? (namespace x))))