From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Reading from a buffer Date: Thu, 02 Jul 2020 02:39:05 +0200 Message-ID: <87lfk2rbrq.fsf@ebih.ebihd> References: Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17395"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:8nCntcDq3H+JCn1alz5DIwvHzCk= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jul 02 02:39:34 2020 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jqnGI-0004Qc-Iz for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 02 Jul 2020 02:39:34 +0200 Original-Received: from localhost ([::1]:37600 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jqnGH-0005RJ-MC for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 01 Jul 2020 20:39:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58052) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jqnG0-0005R9-3j for help-gnu-emacs@gnu.org; Wed, 01 Jul 2020 20:39:16 -0400 Original-Received: from static.214.254.202.116.clients.your-server.de ([116.202.254.214]:54182 helo=ciao.gmane.io) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jqnFy-0000cR-5x for help-gnu-emacs@gnu.org; Wed, 01 Jul 2020 20:39:15 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1jqnFv-0003yz-8w for help-gnu-emacs@gnu.org; Thu, 02 Jul 2020 02:39:11 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/01 20:39:11 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:123469 Archived-At: Greg Hill wrote: > The function 'buffer-substring-no-properties' is > certainly a step in the right direction, thank you. > I've now got it down to: (setq count (car > (read-from-string (buffer-substring-no-properties > (mark) (point))))) Glad to hear it, but I don't follow what you intend to do? > But I'm nothing short of astonished that there is > not yet anything in standard Emacs Lisp that is > comparable to a formatted read-from-buffer > statement in a more conventional programming > language like Fortran or C. I'm imagining something > akin to '(insert (format...' but working in the > opposite direction, something like '(unformat > (read...'. Perhaps I'll just create my own library > of intuitive and easy-to-use buffer I/O functions > since I expect to be doing quite a bit of this sort > of thing in the future. Unformat the buffer? ... ? Something like: (how-many "[[:digit:]]") ; eight (when (re-search-forward "[[:digit:]]+" (point-max) t) (message (format "found digit: %s" (match-string-no-properties 0)) )) eval the above `when' to find... 256 -- underground experts united http://user.it.uu.se/~embe8573 https://dataswamp.org/~incal