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From: Teemu Likonen <tlikonen@iki.fi>
Newsgroups: gmane.emacs.help
Subject: Re: problem with mapconcat
Date: Wed, 03 Mar 2010 15:57:10 +0200
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To: Christian Wittern <cwittern@gmail.com>
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In-Reply-To: <loom.20100303T133307-933@post.gmane.org> (Christian Wittern's
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* 2010-03-03 12:49 (UTC), Christian Wittern wrote:

> I am trying to build a regex with lisp, which inserts a certain string
> into another string between each character, for example "abc" should
> turn into "a/b/c".

(mapconcat #'identity (mapcar #'char-to-string "abc") "/")

=> "a/b/c"