Re: Obtaining a database of new functionality per Emacs version

[Eli Zaretskii]

> Date: Mon, 7 Dec 2020 19:11:13 +0100
> From: Vasilij Schneidermann <mail@vasilij.de>
> Cc: emacs-devel@gnu.org
> 
> > The version info displayed in `C-h o` comes from the NEWS files.
> > It's indeed approximate but I've found it surprisingly usable so far.
> 
> Hm, I couldn't find any evidence of it using it for functions, for
> example `seq-first` which according to NEWS has been added in 27.1.

Try some older function.  AFAICT, if you "C-h f" for a function that
was added in the release in which you do that, the version information
is not displayed, it is only displayed for functions introduced in
older versions.