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Re: mutate list by appending a list (and similar for props)
From: |
Barry Margolin |
Subject: |
Re: mutate list by appending a list (and similar for props) |
Date: |
Mon, 08 Sep 2014 15:29:17 -0400 |
User-agent: |
MT-NewsWatcher/3.5.3b3 (Intel Mac OS X) |
In article <3710b1bf-1e23-4147-b6ea-40c360fb16b4@googlegroups.com>,
Sam Halliday <sam.halliday@gmail.com> wrote:
> Hi all,
>
> I often find that I am repeating calls to add-to-list (mutates) / plist-put
> (immutable) in my .emacs [1] configuration against the same variable. I'd
> like to be able to pass a list of elements to be appended/prepended to the
> variable to save on boilerplate.
>
> It would be trivial to write a little function that repeats the operation for
> a list input, but I'd rather use something that is already in the emacs
> distro (or at least in a very lightweight MELPA package).
>
> Does such a thing exist?
The append function does it:
(setq list (append additional-list list))
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***