{"width":"100%","version":"1.0","description":"\u66f8\u3044\u305f\u3053\u3068\u304c\u306a\u304b\u3063\u305f\u306e\u3067\u66f8\u3044\u3066\u307f\u305f\u3002 [\u30b3\u30fc\u30c9] #include <utility> #include <tuple> template<std::size_t Index> struct placeholder{ template<typename... Args> struct apply : std::tuple_element<Index, std::tuple<Args...>>{}; template<typename... Args> using apply_t = typename apply<Args...>::type; }; using _1 = placeholder\u2026","provider_url":"https://hatena.blog","url":"https://secret-garden.hatenablog.com/entry/2016/06/01/001307","published":"2016-06-01 00:13:07","author_name":"osyo-manga","author_url":"https://blog.hatena.ne.jp/osyo-manga/","blog_title":"Secret Garden(Instrumental)","image_url":null,"type":"rich","categories":["C++"],"blog_url":"https://secret-garden.hatenablog.com/","provider_name":"Hatena Blog","title":"C++11 \u3067 Boost.MPL.lambda \u307f\u305f\u3044\u306a\u306e\u66f8\u3044\u3066\u307f\u305f","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsecret-garden.hatenablog.com%2Fentry%2F2016%2F06%2F01%2F001307\" title=\"C++11 \u3067 Boost.MPL.lambda \u307f\u305f\u3044\u306a\u306e\u66f8\u3044\u3066\u307f\u305f - Secret Garden(Instrumental)\" 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"}