From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: Re: How to get time difference with Elisp? Date: Tue, 12 Jul 2016 13:48:09 +0200 Organization: Aioe.org NNTP Server Message-ID: <86wpkrhybq.fsf@student.uu.se> References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1468324234 2065 80.91.229.3 (12 Jul 2016 11:50:34 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 12 Jul 2016 11:50:34 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Jul 12 13:50:33 2016 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 1bMwCu-000816-3y for geh-help-gnu-emacs@m.gmane.org; Tue, 12 Jul 2016 13:50:32 +0200 Original-Received: from localhost ([::1]:39515 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bMwCp-00052J-U5 for geh-help-gnu-emacs@m.gmane.org; Tue, 12 Jul 2016 07:50:27 -0400 Original-Path: usenet.stanford.edu!news.tele.dk!news.tele.dk!small.news.tele.dk!newsfeed.xs4all.nl!newsfeed8.news.xs4all.nl!feeder.erje.net!1.eu.feeder.erje.net!news.roellig-ltd.de!open-news-network.org!weretis.net!feeder4.news.weretis.net!news.mixmin.net!aioe.org!.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 38 Original-NNTP-Posting-Host: EoOtCC1fCYcttx6jjhWUlA.user.gioia.aioe.org Original-X-Complaints-To: abuse@aioe.org User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) Cancel-Lock: sha1:cv95BSUZOR+SLVejb6ABH6QMNA0= Mail-Copies-To: never X-Notice: Filtered by postfilter v. 0.8.2 Original-Xref: usenet.stanford.edu gnu.emacs.help:218480 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.help:110790 Archived-At: Karl Voit writes: > I need to determine total office hours of > a day without the time spent in lunch break. > The source data is officebegin, officeend, > lunchbreakbegin, lunchbreakend - all in > string format "HH:MM" like "14:58". I have two functions to that end only I think bigger than in hours and minutes :) But I think it can be modified to do what you want by modifying the input arguments, the output format, and possibly some other things as well. Keet it up :) (defun time-between-times (year1 month1 day1 year2 month2 day2) (let*((seconds-then (float-time (encode-time 0 0 0 day1 month1 year1))) (seconds-now (float-time (encode-time 0 0 0 day2 month2 year2))) (seconds-diff (- seconds-now seconds-then)) ) (format-seconds "%Y, %D" seconds-diff))) (defun get-time-since (year month day) (interactive "nyear: \nnmonth: \nnday: ") (message "%s" (format-seconds "%Y, %D" (float-time (time-since (encode-time 0 0 0 day month year)) )))) Source: http://user.it.uu.se/~embe8573/conf/emacs-init/time-my.el -- underground experts united .... http://user.it.uu.se/~embe8573 Emacs Gnus Blogomatic ......... http://user.it.uu.se/~embe8573/blogomatic - so far: 56 Blogomatic articles -