220 8667 <104254A6-C69A-4571-8455-89D7E466D493@gmail.com> article Path: news.gmane.org!not-for-mail From: Marshall Clow Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: string_view::is_null() Date: Fri, 17 Jan 2014 15:51:34 -0800 Lines: 62 Approved: news@gmane.org Message-ID: <104254A6-C69A-4571-8455-89D7E466D493@gmail.com> References: <8045a4d2-721d-4725-8bb7-7a91b6f53ec8@isocpp.org> <186E0927-C962-4E34-AED0-E7509DD1F0A0@gmail.com> <7aad44d8-6b4e-438a-b309-bd898b994b34@isocpp.org> <9C2C439F-7983-4224-B272-53CAD0E2E456@gmail.com> <8E74B747-7450-41E0-8D1E-48C2D6F81535@gmail.com> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 7.1 \(1827\)) Content-Type: multipart/alternative; boundary="Apple-Mail=_8631E139-3196-43A0-8E56-87132E4A6E18" X-Trace: ger.gmane.org 1390002696 21030 80.91.229.3 (17 Jan 2014 23:51:36 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 17 Jan 2014 23:51:36 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBDHIXP53REBRBC4E46LAKGQEQOIUISA@isocpp.org Sat Jan 18 00:51:41 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-pb0-f70.google.com ([209.85.160.70]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1W4JCP-0008AQ-2X for gclcip-std-proposals@m.gmane.org; Sat, 18 Jan 2014 00:51:41 +0100 Original-Received: by mail-pb0-f70.google.com with SMTP id rq2sf2599842pbb.5 for ; Fri, 17 Jan 2014 15:51:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:message-id:mime-version:subject:date :references:to:in-reply-to:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:list-post:list-help:list-archive:list-subscribe :list-unsubscribe:content-type; bh=/o5DflTnGGrs2M7lVZQ6Bar8ryqexbg9BHa/v/9X69c=; b=lDeHznkl7EGmCtU4/lpGNRPVpqtkoRYVs+BTAcLIErN3ynSrxvbM1Nz4G+I0McWX72 BdYII4QJHK7h4iXD/WOpxhgXOTBmO77Gqnao1oqz/I1FQeSkH4kkVwfoUMvkRHlQ2Xj9 lLppqKkZkmRZTdEs/aVdTIwNZSOi800gddSxRGUpQCajPhxXbiMXfWKigHw6sAtbslHa SZ6kERx2fDMZQQ3DwDsU7zyzrWsVA6h17Khrf8WMFQTYjdgEm2h9EjvbWxG8F+60Cv0O 1LAVFF+M9fx7vK7WPQ34C6qUR8F5huMoZBecqS5HpIecBlQ8IYA5Batum4N7WDwHBjAH sXow== X-Gm-Message-State: ALoCoQkTNTR1mubv2p/Q86ITjlH8AYGikWgYnaTruRfqp0AWWu06TkcY2q7YPdMSTFEUCeCejTG3 X-Received: by 10.66.149.67 with SMTP id ty3mr1794304pab.27.1390002699655; Fri, 17 Jan 2014 15:51:39 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.140.100.146 with SMTP id s18ls103375qge.8.gmail; Fri, 17 Jan 2014 15:51:39 -0800 (PST) X-Received: by 10.236.26.17 with SMTP id b17mr4416517yha.77.1390002698951; Fri, 17 Jan 2014 15:51:38 -0800 (PST) Original-Received: from mail-pd0-x231.google.com (mail-pd0-x231.google.com [2607:f8b0:400e:c02::231]) by mx.google.com with ESMTPS id t28si13428023yhd.186.2014.01.17.15.51.38 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 17 Jan 2014 15:51:38 -0800 (PST) Received-SPF: pass (google.com: domain of mclow.lists@gmail.com designates 2607:f8b0:400e:c02::231 as permitted sender) client-ip=2607:f8b0:400e:c02::231; Original-Received: by mail-pd0-f177.google.com with SMTP id x10so3294366pdj.36 for ; Fri, 17 Jan 2014 15:51:38 -0800 (PST) X-Received: by 10.68.252.161 with SMTP id zt1mr5197018pbc.130.1390002698010; Fri, 17 Jan 2014 15:51:38 -0800 (PST) Original-Received: from [192.168.16.50] (wsip-174-77-164-131.sd.sd.cox.net. [174.77.164.131]) by mx.google.com with ESMTPSA id nv7sm25646494pbc.31.2014.01.17.15.51.36 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 17 Jan 2014 15:51:37 -0800 (PST) In-Reply-To: X-Mailer: Apple Mail (2.1827) X-Original-Sender: mclow.lists@gmail.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of mclow.lists@gmail.com designates 2607:f8b0:400e:c02::231 as permitted sender) smtp.mail=mclow.lists@gmail.com; dkim=pass header.i=@gmail.com; dmarc=pass (p=NONE dis=NONE) header.from=gmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:8667 Archived-At: --Apple-Mail=_8631E139-3196-43A0-8E56-87132E4A6E18 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 On Jan 17, 2014, at 2:10 PM, Jeffrey Yasskin wrote: > Agreed. To mitigate this, if string_view::data() could return nullptr, I = believe we could still create strings using std::string(null_sv.begin(), nu= ll_sv.end()). I thought that=92s why we had to_string(). =97 Marshall --=20 ---=20 You received this message because you are subscribed to the Google Groups "= ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. Visit this group at http://groups.google.com/a/isocpp.org/group/std-proposa= ls/. --Apple-Mail=_8631E139-3196-43A0-8E56-87132E4A6E18 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=windows-1252 On Jan 17, 2014, at 2:= 10 PM, Jeffrey Yasskin <jyasskin@= google.com> wrote:

<= blockquote type=3D"cite">
Agreed. To mitigate this, if string_view::data() could ret= urn nullptr, I believe we could still create strings using std::string(null= _sv.begin(), null_sv.end()).

I thoug= ht that=92s why we had to_string().

=97 Marshall


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