From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: thierry.volpiatto@gmail.com Newsgroups: gmane.emacs.help Subject: Re: Something like an array (list) of a class Date: Sat, 11 Apr 2009 10:08:28 +0200 Message-ID: <87r5zzsjcz.fsf@tux.homenetwork> References: <665d0b7a-3230-4123-b9f4-2a645f44dd1c@a7g2000yqk.googlegroups.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1239437767 23029 80.91.229.12 (11 Apr 2009 08:16:07 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 11 Apr 2009 08:16:07 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sat Apr 11 10:17:26 2009 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LsYOy-0006S9-CF for geh-help-gnu-emacs@m.gmane.org; Sat, 11 Apr 2009 10:17:24 +0200 Original-Received: from localhost ([127.0.0.1]:33860 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LsYNZ-0007fF-Og for geh-help-gnu-emacs@m.gmane.org; Sat, 11 Apr 2009 04:15:57 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LsYNE-0007fA-K6 for help-gnu-emacs@gnu.org; Sat, 11 Apr 2009 04:15:36 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LsYN9-0007ed-LD for help-gnu-emacs@gnu.org; Sat, 11 Apr 2009 04:15:35 -0400 Original-Received: from [199.232.76.173] (port=46073 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LsYN9-0007ea-Hu for help-gnu-emacs@gnu.org; Sat, 11 Apr 2009 04:15:31 -0400 Original-Received: from main.gmane.org ([80.91.229.2]:42349 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LsYN9-0007qD-5o for help-gnu-emacs@gnu.org; Sat, 11 Apr 2009 04:15:31 -0400 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1LsYN1-0000Lq-Op for help-gnu-emacs@gnu.org; Sat, 11 Apr 2009 08:15:23 +0000 Original-Received: from 162.78.88-79.rev.gaoland.net ([79.88.78.162]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 11 Apr 2009 08:15:23 +0000 Original-Received: from thierry.volpiatto by 162.78.88-79.rev.gaoland.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 11 Apr 2009 08:15:23 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 31 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 162.78.88-79.rev.gaoland.net Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAElBMVEUHAwNfJRBVTESlTym0 RB/OwKFivhZqAAAACXBIWXMAAAsSAAALEgHS3X78AAAACXZwQWcAAAAwAAAAMADO7oxXAAABeElE QVQ4y3VTW47CMAyMwwUyTfYfUvG/wfC/ET4B0t7/KmsHurRgXFVVPRm/xglhsRj2+npW98G3+Amp tS5BXxl3SqzcXGRuEyf7n5lPA9jXetNPRhE7EJkzfz8YWnIgBSwW95TK4H79/t4GINKNADWj4PgA DiJX/ZxFDzDXeb4oYMw7kNUvyMzcaj3ioICG4hCKEShkPpwQ49Q05nnkGAQLDFDdExjm0qpowBYA Wi61bDlFU1GW0WbY2dSJYX5ZD2S0AiZL+rPyE19TpMzP2IvNWly+NkuWNgD4pO2oL73IQXoSyVX2 NHna7tgadWRXoCdvf2guqEcvGHqZwE520iRD0/QCYiiTE+U21w1Qxvg6iSp9fbIiDCnSAelDkCVF Vn+HekqXzRybwJ40xF4DMRG6SWGK9G1lYzHSxLYEm05GWbpJCB6A9tb9A3BGn2XdwJbS/WuInj74 4QNF8sVFdP3vl+5tgYp4Ev7fyrfFMkXgElDgV4uV/w8TWEeLCIGJ/AAAACV0RVh0Y3JlYXRlLWRh dGUAMjAwOC0wNS0zMVQyMDoxNDoyMiswMDowMAS7YjIAAAARdEVYdGpwZWc6Y29sb3JzcGFjZQAy LHVVnwAAACB0RVh0anBlZzpzYW1wbGluZy1mYWN0b3IAMngyLDF4MSwxeDFJ+qa0AAAAJXRFWHRt b2RpZnktZGF0ZQAyMDA3LTEwLTI4VDE2OjA4OjQ4KzAwOjAw44nspgAAAABJRU5ErkJggg== User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.0.92 (gnu/linux) Cancel-Lock: sha1:B+ZL9seYuZVSCrL83CX7NTeHjNc= X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:63657 Archived-At: Hi Decebal, Decebal writes: > I would like to make some datadriven functionality. Is there a way to > make sure a list is filled with a certain type of data. I would like > to make sure that every element of my list contains: a type, a > description, a functionname and room to store a string. Is this > possible? Maybe that help? ,---- | ELISP> (setq B '(2 "some text" message nil)) | (2 "some text" message nil) | | ELISP> (if (and (find-if 'numberp B) | (find-if 'stringp B) | (find-if 'functionp B) | (null (car (last B)))) | t | nil) | t `---- > Also what is the best way to fetch the element of the list that is of > a specific type (first field of the object)? The same with `find-if' -- A + Thierry Volpiatto Location: Saint-Cyr-Sur-Mer - France