Re: How to flatten a one-level-deep list?

[Marcin Borkowski]

On 2016-05-18, at 10:21, tomas@tuxteam.de wrote:

>   (setq l '((a b c) (d e f) (g h i)))
>   (apply 'append l)
>   => (a b c d e f g h i)
>
> No idea whether performance or edge cases match your requirements,
> though :)

Thanks, that looks fine.  Meanwhile, I went with a mapconcat nested
within a mapconcat (the atoms I have are strings, and what I really need
is concatenation of all of them).

> regards
> - -- t

Best,

-- 
Marcin Borkowski
http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski
Faculty of Mathematics and Computer Science
Adam Mickiewicz University