bug#46621: Copy line

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Cc: bug-gnu-emacs@gnu.org, Richard Stallman <rms@gnu.org>,
>   46621@debbugs.gnu.org, larsi@gnus.org, mardani29@yahoo.es
> Date: Sun, 21 Feb 2021 22:37:28 +0200
> 
> > Also, let's not forget that Emacs has keyboard macros, and those can
> > be run with a repeat count.
> 
> This is how long it takes with keyboard macros:
> 
>   C-a C-k C-k C-x ( C-y C-x ) C-10 C-x e

But that's a one-time investment.  Thereafter one can bind this to a
key and save it to the init file.

So counting the keystrokes required for defining the macro is not
unlike counting keystrokes required for coding the function you
propose.