Returns the first item in the collection. Calls seq on its
argument. If coll is nil, returns nil.
Source
(def
^{:arglists '([coll])
:doc "Returns the first item in the collection. Calls seq on its
argument. If coll is nil, returns nil."
:added "1.0"
:static true}
first(fn ^:static first[coll](.clojure.lang.RT(firstcoll))))