user> (def players (atom ())) #'user/players user> (swap! players conj :player1) (:player1) user> (swap! players conj :player2) (:player2 :player1) user> (deref players) (:player2 :player1)
user> (def players (atom ())) #'user/players user> (swap! players conj :player1) (:player1) user> (swap! players conj :player2) (:player2 :player1) user> (deref players) (:player2 :player1)
user> (def *players* (atom ())) #'user/*players* user> (swap! *players* conj :player1) (:player1) user> (swap! *players* conj :player2) (:player2 :player1) user> (deref *players*) (:player2 :player1)