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‎implementation-status.html‎

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<p class="text-right"><small>
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最終更新日時(UTC):
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<span itemprop="datePublished" content="2024-12-20T13:43:52">
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2024年12月20日 13時43分52秒
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<span itemprop="datePublished" content="2024-12-20T16:09:11">
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2024年12月20日 16時09分11秒
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</span>
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<span itemprop="author" itemscope itemtype="http://schema.org/Person">
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<span itemprop="name">rotarymars</span>
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<span itemprop="name">K10-K10</span>
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</span>
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が更新
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</small></p>
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<td></td>
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<td>P2558R2: <span href="https://cpprefjp.github.io/lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.md.nolink">基本文字集合に@、$、`を追加</span></td>
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<td>P2558R2: <a href="lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.html">基本文字集合に@、$、`を追加</a></td>
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<td>C言語との互換性のためにこれらの文字を基本文字集合に追加</td>
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<td></td>
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<td>Yes</td>

‎lang/cpp26.html‎

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<p class="text-right"><small>
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最終更新日時(UTC):
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<span itemprop="datePublished" content="2024-12-20T13:39:30">
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2024年12月20日 13時39分30秒
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<span itemprop="datePublished" content="2024-12-20T16:09:11">
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2024年12月20日 16時09分11秒
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<span itemprop="author" itemscope itemtype="http://schema.org/Person">
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<span itemprop="name">K10-K10</span>
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</small></p>
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<td><span href="https://cpprefjp.github.io/lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.md.nolink">基本文字集合に@、$、`を追加</span></td>
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<td><a href="cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.html">基本文字集合に@、$、`を追加</a></td>
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<td>C言語との互換性のためにこれらの文字を基本文字集合に追加</td>
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</tbody>

‎lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.html‎

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<span itemprop="name">基本文字集合に@、$、`を追加[P2558R2]</span>
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最終更新日時(UTC):
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<span itemprop="datePublished" content="2024-12-20T16:09:11">
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2024年12月20日 16時09分11秒
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<span itemprop="name">K10-K10</span>
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が更新
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</small></p>
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<p class="text-right">
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<a class="history" target="_blank" href="https://github.com/cpprefjp/site/commits/master/lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.md">
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<span class="fa fa-fw fa-clock-o fa-flip-horizontal"></span>履歴
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</a>
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<a class="edit" target="_blank" href="https://github.com/cpprefjp/site/edit/master/lang/cpp26/add_atsign_dollar_graveaccent_to_the_basic_character_set.md">
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<span class="fa fa-fw fa-pencil"></span>編集
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<h1 itemprop="name"><span class="token">基本文字集合に@、$、`を追加[P2558R2]</span><span class="cpp cpp26" title="C++26で追加">(C++26)</span></h1>
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<div itemprop="articleBody"><p></p>
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<p>このページはC++26に採用される見込みの言語機能の変更を解説しています。
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のちのC++規格でさらに変更される場合があるため<a href="#relative-page">関連項目</a>を参照してください。
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</p>
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<h2>概要</h2>
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<p>基本文字集合に
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$ (U+0024)
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@ (U+0040)
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` (U+0060)
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の3文字を加える。<br />
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CではC23で追加され、それに合わせるようにC++でも同様の変更を提案している。<br />
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これにより、これらの文字を構文として使用でき、コードの可読性や他言語絵の移植性が向上する。</p>
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<p><div class="codehilite"><pre><span></span><code><span class="cp">#include</span> <span class="cpf">&lt;stdio.h&gt;</span><span class="cp"></span>
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<span class="cp">#define STR(x) #x</span>
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<span class="kt">int</span> <span class="nf">main</span><span class="p">()</span>
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<span class="p">{</span>
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<span class="n">printf</span><span class="p">(</span><span class="s">"%s"</span><span class="p">,</span> <span class="n">STR</span><span class="p">(</span><span class="err">\</span><span class="n">u0060</span><span class="p">));</span> <span class="c1">// U+0060 は ` GRAVE ACCENT</span>
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<span class="p">}</span>
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</code></pre></div>
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</p>
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<h2>参照</h2>
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<ul>
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<li><a href="https://open-std.org/jtc1/sc22/wg21/docs/papers/2023/p2558r2.html" target="_blank">P2558R2 Add @, $, and ` to the basic character set</a></li>
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