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From: Drew Adams <drew.adams@oracle.com>
To: Damien Wyart <damien.wyart@free.fr>, help-gnu-emacs@gnu.org
Subject: RE: why not "stripes" in: (let ((zebra 'stripes) ...  ; strings vs symbols?
Date: Mon, 30 Dec 2013 07:12:14 -0800 (PST)	[thread overview]
Message-ID: <ac5278c5-720c-4dd7-a7d0-eb4e840aba62@default> (raw)
In-Reply-To: <52c172f4$0$2212$426a34cc@news.free.fr>

> * Thien-Thi Nguyen <ttn@gnu.org> in gnu.emacs.help:
> > A string is not atomic.
> 
> I don't understand, the elisp reference says that strings are atoms:
> http://www.gnu.org/software/emacs/manual/html_node/eintr/Lisp-Atoms.html
> 
> and that the only type not being an atom is the cons cell, and AFAIK,
> strings are not cons cells.
> 
> As a quick test, evaling (atom "mystring") returns t.

Yes, a string is a Lisp atom.  This meaning of atomic says only that
it is not a cons.

I think what TTN meant perhaps is that a string is also a sequence
(an array) of characters, i.e., a collection.
See (elisp) `String Basics'.



  reply	other threads:[~2013-12-30 15:12 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-29 14:23 why not "stripes" in: (let ((zebra 'stripes) ... ; strings vs symbols? Gregor Zattler
2013-12-29 16:00 ` Drew Adams
2013-12-30 11:24 ` Thien-Thi Nguyen
     [not found] ` <mailman.10682.1388402467.10748.help-gnu-emacs@gnu.org>
2013-12-30 13:19   ` Damien Wyart
2013-12-30 15:12     ` Drew Adams [this message]
2013-12-30 17:21     ` Thien-Thi Nguyen
2013-12-31 17:52   ` Emanuel Berg
     [not found] <mailman.10627.1388327081.10748.help-gnu-emacs@gnu.org>
2013-12-29 23:39 ` Emanuel Berg
2013-12-30 15:27 ` Barry Margolin
  -- strict thread matches above, loose matches on Subject: below --
2013-12-30 16:46 Rustom Mody
2014-01-01  4:53 ` Rustom Mody
2014-01-02  5:30   ` Rustom Mody
     [not found]   ` <mailman.10827.1388640687.10748.help-gnu-emacs@gnu.org>
2014-01-02 14:31     ` Emanuel Berg
2014-01-03  5:00       ` Yuri Khan
     [not found]       ` <mailman.10894.1388725210.10748.help-gnu-emacs@gnu.org>
2014-01-03 23:47         ` Emanuel Berg
     [not found] ` <mailman.10770.1388552064.10748.help-gnu-emacs@gnu.org>
2014-01-01 17:26   ` Emanuel Berg
     [not found] <mailman.10695.1388422033.10748.help-gnu-emacs@gnu.org>
2013-12-31 18:24 ` Emanuel Berg
2014-01-01  2:00   ` Evans Winner
2014-01-01 17:29     ` Emanuel Berg
2014-01-01 19:02       ` Emanuel Berg
2014-01-02  4:28         ` Stefan Monnier
2014-01-02  4:39         ` Yuri Khan

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