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From: "Robert J. Chassell" <bob@rattlesnake.com>
To: emacs-devel@gnu.org
Subject: Re: Change the default binding of C-x C-e ?
Date: Sun, 6 Jan 2008 17:21:17 +0000 (UTC)	[thread overview]
Message-ID: <m1JBZBV-002K4LC@rattlesnake.com> (raw)

    Things worked fine until I progressed in elisp to where I wanted
    to use defvar.

(info "(eintr)defvar")
says

       The `defvar' special form ... only sets the value of the
    variable if the variable does not already have a value.

I just checked this:  I can use C-x C-e (eval-last-sexp) to set the
value of a variable with `defvar' for the first time.  As described in
the Introduction, I cannot change the value a second time with
`defvar' and `eval-last-sexp'; for that, I must use `setq'.

Today's GNU Emacs CVS snapshot, Sun, 2008 Jan  6  11:10 UTC
GNU Emacs 23.0.50.21 (i686-pc-linux-gnu, GTK+ Version 2.12.1)

--
    Robert J. Chassell                          GnuPG Key ID: 004B4AC8
    bob@rattlesnake.com                         bob@gnu.org
    http://www.rattlesnake.com                  http://www.teak.cc

             reply	other threads:[~2008-01-06 17:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-06 17:21 Robert J. Chassell [this message]
2008-01-06 19:45 ` Change the default binding of C-x C-e ? Tom Tromey
2008-01-07  0:15   ` Stephen J. Turnbull
  -- strict thread matches above, loose matches on Subject: below --
2008-01-06 11:41 Mike Mattie
2008-01-06 14:59 ` Leo
2008-01-06 15:14   ` Mike Mattie
2008-01-06 15:17 ` Alan Mackenzie
2008-01-06 20:35   ` Stefan Monnier
2008-01-07  6:53     ` Andreas Röhler
2008-01-07  4:18 ` Richard Stallman

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