From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Marcin Borkowski Newsgroups: gmane.emacs.help Subject: A more sophisticated (format "%f" ...)? Date: Sun, 14 Jun 2015 21:10:12 +0200 Message-ID: <87bngi5cob.fsf@mbork.pl> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1434309052 26197 80.91.229.3 (14 Jun 2015 19:10:52 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 14 Jun 2015 19:10:52 +0000 (UTC) To: Help Gnu Emacs mailing list Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Jun 14 21:10:40 2015 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Z4DIj-0001Lo-Fb for geh-help-gnu-emacs@m.gmane.org; Sun, 14 Jun 2015 21:10:37 +0200 Original-Received: from localhost ([::1]:59364 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4DIi-0002Co-MY for geh-help-gnu-emacs@m.gmane.org; Sun, 14 Jun 2015 15:10:36 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59397) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4DIY-0002Bg-1k for help-gnu-emacs@gnu.org; Sun, 14 Jun 2015 15:10:26 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z4DIU-0006OB-Rh for help-gnu-emacs@gnu.org; Sun, 14 Jun 2015 15:10:25 -0400 Original-Received: from mail.mojserwer.eu ([2a01:5e00:2:52::8]:43076) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4DIU-0006Np-KY for help-gnu-emacs@gnu.org; Sun, 14 Jun 2015 15:10:22 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by mail.mojserwer.eu (Postfix) with ESMTP id 77CD74F6080 for ; Sun, 14 Jun 2015 21:10:20 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at mail.mojserwer.eu Original-Received: from mail.mojserwer.eu ([127.0.0.1]) by localhost (mail.mojserwer.eu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id s+hytQKpy8fY for ; Sun, 14 Jun 2015 21:10:17 +0200 (CEST) Original-Received: from localhost (unknown [109.232.24.146]) by mail.mojserwer.eu (Postfix) with ESMTPSA id B54D54F607B for ; Sun, 14 Jun 2015 21:10:17 +0200 (CEST) X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a01:5e00:2:52::8 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:104925 Archived-At: Hi all, I need to format a float so that I get /at most/ 2 decimal digits after point /and/ at most 5 characters altogether. For instance, 2 -> 2 2.34567 -> 2.35 123.456 -> 123.5 123456 -> XXXXX (since this is too long to fit in 5 characters; alternatively, I can more or less safely assume that it's less than 1000) Is there anything like that in Elisp (or some library), or do I have to write it myself? TIA, -- Marcin Borkowski http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski Faculty of Mathematics and Computer Science Adam Mickiewicz University