Re: Need help with narroely focused use case of Emacs

[Greg Wooledge <greg@wooledge.org>]

On Sat, Jun 29, 2024 at 07:43:47 -0400, Dan Ritter wrote:
> The option "g" means that said should do this multiple times if
> it occurs in the same file (globally, like grep) instead of the
> default behavior which is to find the first match and just
> change that.

The g option in sed's s command means it will apply the substitution
multiple times per *line*.  Not per file.  It always applies multiple
times per file, unless you restrict the line range with a prefix.

hobbit:~$ printf 'foo foo\nfoo foo\n' | sed s/foo/bar/
bar foo
bar foo
hobbit:~$ printf 'foo foo\nfoo foo\n' | sed s/foo/bar/g
bar bar
bar bar