220 13621 <7554381.hfZM27sNRA@tjmaciei-mobl4> article Path: news.gmane.org!not-for-mail From: Thiago Macieira Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Allow multi-parameter overloads of operator[] Date: Fri, 03 Oct 2014 07:50:01 -0700 Lines: 31 Approved: news@gmane.org Message-ID: <7554381.hfZM27sNRA@tjmaciei-mobl4> References: Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1412347819 5814 80.91.229.3 (3 Oct 2014 14:50:19 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 3 Oct 2014 14:50:19 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCB4TK757YBRBJPPXKQQKGQETMJOYMI@isocpp.org Fri Oct 03 16:50:15 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-la0-f69.google.com ([209.85.215.69]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Xa4BS-0006id-Bv for gclcip-std-proposals@m.gmane.org; Fri, 03 Oct 2014 16:50:14 +0200 Original-Received: by mail-la0-f69.google.com with SMTP id q1sf781964lam.8 for ; Fri, 03 Oct 2014 07:50:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:subject:date:message-id:user-agent :in-reply-to:references:mime-version: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-transfer-encoding:content-type; bh=DhmyyEKhMX5SFUhn4X9BA8dPeQQVg10jSGMU2MU+PBY=; b=NlOkf6uSrOiJYtbmhzgYNpB4K0RhYGvWBcBoOoVgpLNwl8vOXythvNh2aPEFYu0oJ1 bkaYMhm1UVoBwbE4vmCBTKxJ8Fm0AIAJspA6p7gElRmbAhuY5J25u0J6qwmQaMk0JmWJ L97c9AlJSRZTrMJcGYTFywJr3UdLHWwGfFov3298kCXwblFlyJSmdpIQt1CYw2RYI3Tv WNoYUmwtzStHOKjYOiH1mUiqJeVML3CovNXMHatqtTIUCySNuDT8eGdLlIqqf8WQOkto 9I0X4//kkAVBxlhHBY45KemvnP+a4wHsXRg1CUArv/5wA1rEB6KXr7eaXu97fVSZzc7a X9b X-Gm-Message-State: ALoCoQlXc/KCSfTwhMF72T6cqbYamKc5xnGorieJodfYIXTGtXSx3Tla3kKjGxb9CNWN1gVOGRjI X-Received: by 10.194.63.206 with SMTP id i14mr573100wjs.5.1412347814138; Fri, 03 Oct 2014 07:50:14 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.152.206.103 with SMTP id ln7ls365639lac.36.gmail; Fri, 03 Oct 2014 07:50:12 -0700 (PDT) X-Received: by 10.112.145.100 with SMTP id st4mr6072106lbb.17.1412347812419; Fri, 03 Oct 2014 07:50:12 -0700 (PDT) Original-Received: from gondolin.macieira.info (gondolin.macieira.info. [2a01:4f8:d13:f81:21c:14ff:fe01:12a3]) by mx.google.com with ESMTP id yg7si11436574lbb.133.2014.10.03.07.50.12 for ; Fri, 03 Oct 2014 07:50:12 -0700 (PDT) Received-SPF: pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) client-ip=2a01:4f8:d13:f81:21c:14ff:fe01:12a3; Original-Received: from tjmaciei-mobl4.localnet (jfdmzpr03-ext.jf.intel.com [134.134.139.72]) by gondolin.macieira.info (Postfix) with ESMTPSA id 2EEBF11BCFD for ; Fri, 3 Oct 2014 07:50:10 -0700 (PDT) User-Agent: KMail/4.14 (Linux/3.11.10-21-desktop; KDE/4.14.0; x86_64; ; ) In-Reply-To: X-Original-Sender: thiago@macieira.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) smtp.mail=thiago@macieira.org 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:13621 Archived-At: On Friday 03 October 2014 11:07:12 Agust=EDn K-ballo Berg=E9 wrote: > Until a proposal of the sort makes it into the language, consider the=20 > following alternative: >=20 > struct mda_index { std::size_t x; std::size_t y; }; >=20 > struct multi_dim_array { > auto& operator[](mda_index i) const { /*...*/ } > }; >=20 > multi_dim_array mda; > mda[{1, 5}] =3D 10; Simpler: use operator(). --=20 Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Software Architect - Intel Open Source Technology Center PGP/GPG: 0x6EF45358; fingerprint: E067 918B B660 DBD1 105C 966C 33F5 F005 6EF4 5358 --=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/. .