;;; -*- lexical-binding: t -*-
;;
;; this file:
;;   https://dataswamp.org/~incal/emacs-init/counter-simple.el

(let ((count 0))
  (defun counter-simple-add ()
    (interactive)
    (setq count (1+ count))))

(declare-function counter-simple-add nil)

;; (counter-simple-add) ; 1, 2, 3 ...

(provide 'counter-simple)