{"height":"190","categories":["C++"],"type":"rich","url":"https://yohhoy.hatenadiary.jp/entry/20220108/p1","blog_title":"yohhoy\u306e\u65e5\u8a18","author_name":"yohhoy","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20220108%2Fp1\" title=\"move in accumulate\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0 - yohhoy\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"C++20\u6a19\u6e96\u30d8\u30c3\u30c0<numeric>\u306estd::accumulate\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u5185\u90e8\u5b9f\u88c5\u3067\u306f\u3001T\u578b\u306e\u30a2\u30ad\u30e5\u30e0\u30ec\u30fc\u30bf\u5909\u6570(acc)\u3078\u306e\u7d2f\u7a4d\u64cd\u4f5c\u6642\u306bstd::move\u95a2\u6570\u9069\u7528\uff08\u53f3\u8fba\u5024\u3078\u306e\u5909\u63db\uff09\u304c\u898f\u5b9a\u3055\u308c\u308b\u3002 // C++20\u4ed5\u69d8\u306e\u7d2f\u7a4d\u6f14\u7b97\uff081\u8981\u7d20\u3042\u305f\u308a\uff09 acc = std::move(acc) + *iterator; // ^^^^^^^^^^^^^^ // \u53f3\u8fba\u5024 // C++17\u4ed5\u69d8\u306e\u7d2f\u7a4d\u6f14\u7b97\uff081\u8981\u7d20\u3042\u305f\u308a\uff09 acc = acc + *iterator; // ^^^ // \u5de6\u8fba\u5024 C++17\u4ee5\u524d\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u4ed5\u69d8\u3067\u306f\u5de6\u8fba\u5024\u306b\u5bfe\u3059\u308b\u6f14\u7b97\u3068\u306a\u3063\u3066\u3044\u305f\u304c\u3001\u53f3\u8fba\u5024\u306b\u5909\u66f4\u3055\u308c\u305f\u3053\u3068\u3067\uff08\u4ee3\u5165\u53f3\u8fba\u2026","provider_name":"Hatena Blog","title":"move in accumulate\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0","version":"1.0","provider_url":"https://hatena.blog","image_url":null,"width":"100%","author_url":"https://blog.hatena.ne.jp/yohhoy/","blog_url":"https://yohhoy.hatenadiary.jp/","published":"2022-01-08 00:00:00"}