From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: filebat Mark Newsgroups: gmane.emacs.help Subject: what's the mystery of file-name variable? Date: Fri, 28 Oct 2011 00:39:02 +0800 Message-ID: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=f46d044402f00655dc04b04a6922 X-Trace: dough.gmane.org 1319733561 5417 80.91.229.12 (27 Oct 2011 16:39:21 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 27 Oct 2011 16:39:21 +0000 (UTC) Cc: Denny Zhang To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Oct 27 18:39:18 2011 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RJSz4-0007k7-Q3 for geh-help-gnu-emacs@m.gmane.org; Thu, 27 Oct 2011 18:39:14 +0200 Original-Received: from localhost ([::1]:50320 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RJSz3-00025f-VA for geh-help-gnu-emacs@m.gmane.org; Thu, 27 Oct 2011 12:39:13 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:58327) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RJSyy-0001yP-Ls for help-gnu-emacs@gnu.org; Thu, 27 Oct 2011 12:39:09 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RJSyu-0001AM-Cz for help-gnu-emacs@gnu.org; Thu, 27 Oct 2011 12:39:08 -0400 Original-Received: from mail-ey0-f169.google.com ([209.85.215.169]:35118) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RJSyu-0001A5-1D for help-gnu-emacs@gnu.org; Thu, 27 Oct 2011 12:39:04 -0400 Original-Received: by eye4 with SMTP id 4so3040825eye.0 for ; Thu, 27 Oct 2011 09:39:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:cc:content-type; bh=4cZT1greA8xyrjvdfLFtsrrFutNqEWbMMNjAuG5FUpA=; b=HP77Jd4q+JBctvSzOBJzYLnDOQtSP1gDV4Ph53BwhGiV9MxHC5ivJAovUNhPBlBSIG vCRBZjMW6ruzXDqUA2e0Ilmtfhl16E0Y4H+wG/VPXpDYl9NnE+eiXAyOWG/oqkmFMldO cpRio3HEzybfA/KXWwS4A2ZR6VjOO8KMYCe7w= Original-Received: by 10.182.13.1 with SMTP id d1mr6610196obc.74.1319733542933; Thu, 27 Oct 2011 09:39:02 -0700 (PDT) Original-Received: by 10.182.150.41 with HTTP; Thu, 27 Oct 2011 09:39:02 -0700 (PDT) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 209.85.215.169 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:82670 Archived-At: --f46d044402f00655dc04b04a6922 Content-Type: text/plain; charset=ISO-8859-1 Hi emacsers Below is quite strange to me. (setq file-name "test") (describe-variable 'file-name) ,----------- output | "file-name's value is nil | | Documentation: | Not documented as a variable." `----------- Why file-name is not changed? -- Thanks & Regards Denny Zhang --f46d044402f00655dc04b04a6922 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hi emacsers

Below is quite strange to me.

(setq file-name &qu= ot;test")
(describe-variable 'file-name)
,----------- output=
| "file-name's value is nil
|
| Documentation:
| Not= documented as a variable."
`-----------

Why file-name is not changed?

-- <= br>Thanks & Regards

Denny Zhang

--f46d044402f00655dc04b04a6922--