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    PHPerのための「PHPDoc について語り合う」PHP TechCafe ================================================== # PHPers News - [Microsoft、IE(Internet Explorer)サポート終了は2022年6月15日](https://www.itmedia.co.jp/news/articles/2105/20/news047.html) - [Google Cloud FunctionsがPHPをサポート開始。PHPでサーバレスの関数が記述可能に](https://www.publickey1.jp/blog/21/google_cloud_functionsphpphp.html) - [さよならPHP、WindowsでのPHPのサポートが「2022年11月28日」に完全終了](https://www.atmarkit.co.jp/ait/articles/2101/29/news010.html) - [PHP_CodeSniffer がPHP8対応](https://www.google.com/url?q=https://github.com/squizlabs/PHP_CodeSniffer/releases/tag/3.6.0&sa=D&source=editors&ust=1621308923347000&usg=AFQjCNHAxsrrZiVXwr8QPyPahNS902KXlQ) - [php-src で CLion を使用](https://dev.to/ramsey/using-clion-with-php-src-4me0) - [PHPのソート処理のベンチマークライブラリ](https://www.google.com/url?q=https://www.phpclasses.org/package/12046-PHP-Benchmark-sorting-arrays-with-different-algorithms.html&sa=D&source=editors&ust=1621308932348000&usg=AFQjCNGLA6YTSHuIce97RgZKbtXzqlIZIA) - [PHP7.4 の FFIを試した](https://qiita.com/nishimura/items/70a8ee420cb4cbb1e251) - [PHPの人気フレームワークはやはりLaravelらしい](https://raku-noma.site/2020/04/10/%E3%80%902020%E5%B9%B4%E7%89%88%E3%80%91laravel%E3%81%8C%E3%83%80%E3%83%B3%E3%83%88%E3%83%84%EF%BC%9Fphp%E3%83%95%E3%83%AC%E3%83%BC%E3%83%A0%E3%83%AF%E3%83%BC%E3%82%AF5%E9%81%B8%E3%82%92%E7%8F%BE/) - [WordPressコミュニティーでグーグル提案の「FLoC」への対応が議論に](https://www.google.com/url?q=https://japan.zdnet.com/article/35169614/&sa=D&source=editors&ust=1621308948004000&usg=AFQjCNG9e_qleY51UaGrq_n-dYgNjDntAg) - [PHP8.0の新機能](https://qiita.com/rana_kualu/items/fe7998fbe773544d5d25) - [【PHP8.1】PHPで簡単に非同期処理を書けるようになる](https://www.google.com/url?q=https://qiita.com/rana_kualu/items/6247441f6fdd63c10a06&sa=D&source=editors&ust=1621308960831000&usg=AFQjCNFasToaZADSk0sQTg5sD278L5w4rg) - [PHP RFC: Enumerations](https://wiki.php.net/rfc/enumerations) - [laravelのヤバい脆弱性をついたkinsing(kdevtmpfsi)というマルウェアに感染した話 CVE-2021-3129](https://qiita.com/reopa_sharkun/items/f3819b2e8727728da82a) - [【PHP8.1】PHPで簡単に非同期処理を書けるようになる](https://qiita.com/rana_kualu/items/6247441f6fdd63c10a06) - [PhpStorm でペアプロが捗る共同編集機能使ってみた(Code With Me!)](https://qiita.com/yamotuki/items/a90710b6529409be0f9a) - [PHP重鎮の廣川類氏のコラム「PHPの最新状況:PHP 8.1開発スタート(第16回)」を公開しました。](https://column.prime-strategy.co.jp/archives/column_4278) - [【速報】サーバ 1 台で 10,000 rps も夢じゃない? Laravel Octane 1.0 リリース](https://zenn.dev/yamayuski/articles/c4a5e00bc291f1) - [PHPの公式Gitサーバーにハッキング被害--バックドアを仕掛けるコードが見つかる](https://japan.zdnet.com/article/35168549/) - [Laravel Octane v1.0 is Here](https://laravel-news.com/laravel-octane-1-0-0?utm_medium=email&utm_campaign=Laravel%20Octane%20v10%20Tailwind%20Configuration%20Viewer%20and%20more%20-%20359&utm_content=Laravel%20Octane%20v10%20Tailwind%20Configuration%20Viewer%20and%20more%20-%20359+CID_1b84d68d767d9181c62bcc95160504e9&utm_source=email%20marketing&utm_term=Laravel%20Octane) - [PHP 8 で導入される Attributes 事始め](https://qiita.com/il-m-yamagishi/items/73fc75fb42879d1353d8) - [A pair of malicious commits were made in the PHP source code repository over the weekend.](https://twitter.com/official_php/status/1377339882645905408) - [FaviconにPHPベースのWebシェルを仕込む手口、発見](https://news.mynavi.jp/article/20210517-1889140/) - [【PHP8.0】非厳密な比較演算子`==`の挙動が今さら変更になる](https://qiita.com/rana_kualu/items/82cc8295d2102d14b88a) ----------------------- # PHPDoc ## 参考資料 https://tech-blog.rakus.co.jp/entry/20210326/php ## PHPDocとは * 以下ようなブロックの説明としてコード内に残すコメントのこと * 関数 * 定数 * クラス * メソッド * プロパティ * etc... * 基本的にはただのコメント(:プログラムに影響はしない) * 一部のツールではPHPDocの内容によって処理を行うものも * 今後はPHP8で導入された[アトリビュート](https://www.php.net/releases/8.0/en.php#attributes)に置き換わると思われる ## 活用例 * 編集者の理解が捗る * IDEで補完が効きやすくなる * 静的解析がより正確に実行できる * 実行時に型チェックされる * 予期しない値が渡されることを防げる ## 記述ルール * 明確なルールは**決まっていない** * 各ツールごとに対応していない記述方式もある * PHPのドキュメントジェネレータであるphpDocumentorの記述がデファクトスタンダード? * PSR-5 や PSR-19 で標準化の議論は行われていた(2021/05現在 ドラフト状態) * 参考:[PSR](https://www.php-fig.org/psr/) ## 代表的な書き方 ### 基本的なタグ `@`から始まる文字列。何についてのドキュメントかを示す。 * @param:関数またはメソッドの引数について記述 * @return:返り値について記述 * @throws:例外について記述 * @var:変数について記述 * @todo:開発でやるべきことがあることを示す ### 型の記述 前述の タグ の後に記述することで、対象の型を記述する 例 ```php @return int 整数を返す ``` * リテラル型 * int, bool, string etc... * 配列型 * ただの配列(中身不明): array * 数値キーの配列: int[] * 複数の方があり得る配列: (int|string)[] * 文字列キーの配列: array<string, int> * キーごとに値の型が異なる配列: array{id: int, name: string} ### その他の書き方 #### false型 booleanではなくfalse型 #### property __get(), __set()を使った動的なプロパティを記述することが可能 #### ローカル変数の型指定 @var で指定

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