Re: Regexp with comment character of buffer

[Heime]

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On Monday, August 12th, 2024 at 11:03 PM, Yuri Khan <yuri.v.khan@gmail.com> 
wrote:

> On Mon, 12 Aug 2024 at 17:09, Heime heimeborgia@protonmail.com wrote:
> 
> > How can I change the regexp so that instead of the beginning ;;;
> > I use the comment character of the current buffer, replicated three
> > times ?
> > 
> > (let ( (heading-regexp "^;;;\\s-+\\([HM][[:digit:]]\\)\\s-")
> 
> 
> You’re asking a homework question so here are hints that I would give
> someone who is struggling with homework.
> 
> Do you already know how to get the comment character of the current buffer?

Have done the following.  Do I really need all this or are there better ways ?

(let* ((comment-char (regexp-quote (string-trim comment-start)))
       (three-comment-chars (make-string 3 (string-to-char comment-char)))