From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Newsgroups: gmane.emacs.help Subject: Re: How to read an integer from the minibuffer Date: Fri, 12 Nov 2021 21:24:25 +0100 Message-ID: <20211112202423.GA25370@tuxteam.de> References: <87v90ybymh.fsf@zoho.eu> <87y25u9pzj.fsf@zoho.eu> <993162c2a13d5ea3b0aa@heytings.org> <87lf1u9pdj.fsf@zoho.eu> <993162c2a1f85349fcfa@heytings.org> <87fss29on7.fsf@zoho.eu> <87v90x5g7p.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="2oS5YaxWCcQjTEyO" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="27917"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/1.5.21 (2010-09-15) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Nov 12 21:25:05 2021 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 1mld6e-0006zo-PK for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 12 Nov 2021 21:25:04 +0100 Original-Received: from localhost ([::1]:40426 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mld6c-0007S2-TH for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 12 Nov 2021 15:25:02 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:40544) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mld6F-0007Rf-TM for help-gnu-emacs@gnu.org; Fri, 12 Nov 2021 15:24:39 -0500 Original-Received: from mail.tuxteam.de ([5.199.139.25]:49329) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.90_1) (envelope-from ) id 1mld6D-0005ei-HK for help-gnu-emacs@gnu.org; Fri, 12 Nov 2021 15:24:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tuxteam.de; s=mail; h=From:In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:To:Date; bh=BaeagyFyJkl4aPI10uPD7xarl3LQX9zEuil3gzGUMMw=; b=A982dah0JKE95wbqjR+LVmLOQ33NM3m8X+RgJXRsz03wtvWtgg615K5jcB5Bn3PzlgwDatjS/7kPE/IlPBgDgIG8FYdDGkmECTgoqBqSZKkxWClFmBAnGWGRKOgPHDshrvhrp1ZJWh6PClEv9XwKM8lSU+GVK9d7Z5CMQlrjy/YDSFsCDKjEdbVavxqdOso+mxIjopXsSjac2y3uzWOpoXDpNzok0Q7r8Df/mia5UR5F894FrsfAkeeKu7y20gx5knM1M3I5+xn5wExGdKbTtsZVL7izUdjzfKhUxSAsdMovcjd0IjLTdXFkTO9IYk5gYW/GOGjYSmlfNuHIHDmF1Q==; Original-Received: from tomas by mail.tuxteam.de with local (Exim 4.80) (envelope-from ) id 1mld61-0007zL-GO for help-gnu-emacs@gnu.org; Fri, 12 Nov 2021 21:24:32 +0100 Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=5.199.139.25; envelope-from=tomas@tuxteam.de; helo=mail.tuxteam.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 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:134549 Archived-At: --2oS5YaxWCcQjTEyO Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Nov 12, 2021 at 11:02:10PM +0300, Jean Louis wrote: > Improved check for number: >=20 > (defun string-is-number-p (s) > "Return number only if string is actual number, otherwise NIL." > (let* ((s (string-trim s))) > (cond ((seq-empty-p s) nil) > ((string-match "[^0123456789\\.-]" s) nil) > ((string-match "-" s 1) nil) > ((numberp (string-to-number s)) (string-to-number s))))) Why not simply numberp? (and (numberp s) (string-to-number s)) Cheers - t --2oS5YaxWCcQjTEyO Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAmGOzXcACgkQBcgs9XrR2kaaOACfR41ztO4rOl+yKI9Bc9SxFUpk JPoAn1tw6R1odWrEfWYcAQNrGF5VHkzJ =BizS -----END PGP SIGNATURE----- --2oS5YaxWCcQjTEyO--