Re: Opening multiple files in a single buffer?

[Eli Zaretskii]

> From: Dan Hitt <dan.hitt@gmail.com>
> Date: Sat, 13 Jun 2020 11:10:00 -0700
> Cc: help-gnu-emacs@gnu.org
> 
> Another application would be to open all the code files in a directory into
> a single buffer, and do replace-string or query-replace on all of them, to
> rename variables, for example.

We have a special Dired command to do such renaming.