{"published":"2019-09-03 00:00:00","author_url":"https://blog.hatena.ne.jp/yohhoy/","provider_name":"Hatena Blog","blog_url":"https://yohhoy.hatenadiary.jp/","version":"1.0","width":"100%","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20190903%2Fp1\" title=\"\u30b3\u30f3\u30bb\u30d7\u30c8\u5236\u7d04\u5f0f\u306e\u5305\u6442\u95a2\u4fc2\u3068\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u89e3\u6c7a - 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>","height":"190","blog_title":"yohhoy\u306e\u65e5\u8a18","title":"\u30b3\u30f3\u30bb\u30d7\u30c8\u5236\u7d04\u5f0f\u306e\u5305\u6442\u95a2\u4fc2\u3068\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u89e3\u6c7a","description":"C++2a(C++20)\u3067\u5c0e\u5165\u3055\u308c\u308b\u30b3\u30f3\u30bb\u30d7\u30c8(concept)\u306b\u95a2\u3057\u3066\u3001\u5236\u7d04\u5f0f(constraint-expression)\u9593\u306e\u5305\u6442(subsume)\u30eb\u30fc\u30eb\u306b\u57fa\u3065\u304f\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u89e3\u6c7a\u306e\u30e1\u30e2\u3002\u672c\u8a18\u4e8b\u306e\u5185\u5bb9\u306fStackOverflow\u3067\u898b\u3064\u3051\u305f\u8cea\u554f\u3068\u56de\u7b54\u306b\u57fa\u3065\u304f\u3002\u8981\u7d04\uff1a\u5236\u7d04\u5f0f\u306e\u5305\u6442\u95a2\u4fc2(subsumption relation)\u5224\u5b9a\u3067\u306f\u3001\u5236\u7d04\u3092\u69cb\u6210\u3059\u308b\u30c8\u30fc\u30af\u30f3\u5217\u304c\u540c\u3058\u3068\u3044\u3046\u3060\u3051\u3067\u306f\u30c0\u30e1\u3067\u3001C++\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u4e0a\u3067\u306e\u8a18\u8ff0\u4f4d\u7f6e\uff08\uff1d\u69cb\u6587\u6728\u306b\u304a\u3051\u308b\u30ce\u30fc\u30c9\uff09\u306e\u540c\u4e00\u6027\u304c\u8003\u616e\u3055\u308c\u308b\u3002\u3053\u3093\u306a\u3093\u5206\u304b\u308b\u6c17\u304c\u3057\u306a\u3044_(:3\uff63\u2220)_\u5236\u7d04\u5f0f\u3092\u6307\u5b9a\u3057\u305f2\u3064\u306e\u95a2\u6570\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u5b9a\u7fa9\u306b\u304a\u3044\u3066\u3001\u30b3\u30f3\u30bb\u30d7\u30c8\u540d\u3068\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u540d\u3067\u306f\u5236\u7d04\u2026","author_name":"yohhoy","image_url":null,"categories":["C++","C++2a"],"url":"https://yohhoy.hatenadiary.jp/entry/20190903/p1","provider_url":"https://hatena.blog"}