Re: My uncomment-region broke

[Eli Zaretskii]

> From: Ken Goldman <kgoldman@us.ibm.com>
> Date: Tue, 2 Nov 2021 10:18:08 -0400
> 
> (defun uncomment-region (b e)
>    "Remove one level of comment around region."
>    (interactive "r")
>    (comment-region b e -1))
> 
> I've been using this for years.  I select a region with the
> mouse and this uncomments it.  With new emacs, I get
> 
> comment-region-default-1: Wrong number of arguments: (lambda (b e) "Remove 
> one level of comment around region." (interactive "r") (comment-region b e 
> -1)), 3
> 
> I'm not an elisp programmer.  Can someone supply a replacement?

You want

  (comment-region b e '(4))

instead of the last line.

(Or just say "C-u M-x comment-region RET".)