code/my file

• (ns my-stuff
    (:require
     [reagent.core :as r]))
  

• (defn my-inc [n]
    (* n 2))
  

• (defn counter2 [_]
    (let [*count (r/atom 2)]
      (fn [_]
        [:button
         {:on-click (fn [evt] (swap! *count my-inc))}
         @*count])))
  

• (defn counter [_]
    (let [*count (r/atom 0)]
      (fn [_]
        [:button
         {:on-click (fn [evt] (swap! *count inc))}
         @*count])))