letを用意する

[bgnori]

lisp のlet

参考 http://clojuredocs.org/clojure_core/clojure.core/let

[bgnori]

c9f53a0f663b7ef1279f5ce626e68e75f5715a9c とりあえず実装.

• (let [x 1] x)とか[]を使う.
• (let [x 1 y (+ x 1) z (+ x y)] z) は3

[bgnori]

{:keys [b c d] :or {d 10 b 20 c 30}} {:c 50 :d 100} dの部分は変態だろ

:as names the group you just destructured. これはdestructuringの責任かなぁ

;;Binding Mapはやり過ぎでは.