store/[org.clojure/clojure "1.8.0"] clj::clojure.core/find-var

Official Documentation

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Arities
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   [sym]

Docstring
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  Returns the global var named by the namespace-qualified symbol, or
  nil if no var with that name.

Source

(defn find-var
  "Returns the global var named by the namespace-qualified symbol, or
  nil if no var with that name."
  {:added "1.0"
   :static true}
  [sym] (. clojure.lang.Var (find sym)))

Example 1

Edit
(find-var 'map)
;; => IllegalArgumentException Symbol must be namespace-qualified  clojure.lang.Var.find (Var.java:150)

(find-var 'clojure.core/map)
;; => #'clojure.core/map

(find-var 'clojure.core/qwerty)
;; => nil

Uses on crossclj