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: Determining existence of text following point Date: Tue, 18 May 2021 13:07:43 +0200 Message-ID: <20210518110743.GC11623@tuxteam.de> References: <87cztpx8oz.fsf@ericabrahamsen.net> <87zgwsx5r3.fsf@ericabrahamsen.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="hYooF8G/hrfVAmum" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29980"; 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 Tue May 18 13:08:22 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 1lixaH-0007bO-FK for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 18 May 2021 13:08:21 +0200 Original-Received: from localhost ([::1]:59896 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lixaG-0003IB-8r for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 18 May 2021 07:08:20 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57858) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lixZj-0003Gp-Lj for help-gnu-emacs@gnu.org; Tue, 18 May 2021 07:07:47 -0400 Original-Received: from mail.tuxteam.de ([5.199.139.25]:60140) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.90_1) (envelope-from ) id 1lixZh-0000Qj-Kw for help-gnu-emacs@gnu.org; Tue, 18 May 2021 07:07:47 -0400 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=GzvHw9yn5fV1SYCXShewTp7NJMkWgGvNYo7HNkITMcM=; b=juUB4y7yDtJymgI7XaHXN/q3GO8LJUBnvjwjzWklIZsu0L2u8U3q1lkCfXX6BOAXtRTKJtOU2NhEycvnuGOcv7QagujSmwRPhH+a2cMxvPpmk538YF17a4hjuF8inDDU1yx7rCCEN+P0pHnM7SHEaSCBHrphGZz1DxTrzVBw2raGV4bpXyRwYefR1jPRqg5XEXi4rEGmWQN2v19116+rO06BGFnAC4o6mN9LuXi2/rXmGpIos6UBqUv/ZGZE0wJIgAZYZ1KfIiRmli85U1+lxkcMqATsGnZ1eJwdMLnA6fXwkJ8sFE25ZmgvDTxJmjY/mdbC9TZMgsgsT/ATsvLjfw==; Original-Received: from tomas by mail.tuxteam.de with local (Exim 4.80) (envelope-from ) id 1lixZf-0005vD-3x for help-gnu-emacs@gnu.org; Tue, 18 May 2021 13:07:43 +0200 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: 2.1.23 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:129866 Archived-At: --hYooF8G/hrfVAmum Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 18, 2021 at 12:08:42PM +0200, Christopher Dimech wrote: > How is it that the following returns nil? >=20 > (setq sa (string-match "[^[:blank:]]" " ")) Because you stated to match any non-blank character and there are only blank characters to match. Cheers - t --hYooF8G/hrfVAmum Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAmCjn/8ACgkQBcgs9XrR2kZYigCdEGW0bQwUM19Pb42MlaVI2CZO wToAn3firx731FdGSMwpT3bmujdp8UcE =Ebno -----END PGP SIGNATURE----- --hYooF8G/hrfVAmum--