함수

scope - lexical / dynamic

함수 정의

defun

closure

counter

(documentation 'hello 'function) (documentation (function hello) 'function) (documentation #'hello 'function) (funcall 'hello "hi") (inspect 'hello)

let/let* flet/labels

(values 1 2) multiple-value-bind multiple-value-list values-list

https://lispkorea.github.io/successful-lisp-kr/ch03/lesson_07.html