Re: Select/highlight and *copy* matches of some regex

[Stephen Berman <stephen.berman@gmx.net>]

On Mon, 27 Jun 2022 17:52:48 +0200 Joost <joostkremers@fastmail.fm> wrote:

> Hi all,
>
> I've been looking for at least an hour for something that my Sublime-using
> colleagues seem to be able to do out of the box... Highlight all matches of
> some regex in the current buffer and then copy/kill *all* of those matches so
> that you can yank them in a new buffer.
>
> The first part, highlighting all matches, is not a problem. But I haven't
> found a way yet to then extract all matches.

Is this (suitably tweaked) good enough?

(let ((matches ""))
  (while (re-search-forward "lang=.." nil t)
    (setq matches (concat matches (match-string 0) "\n")))
  (kill-new matches))

Steve Berman