{"version":"1.0","height":"190","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20200530%2Fp1\" title=\"\u95a2\u6570\u578b\u306e\u53f3\u8fba\u5024\u306f\u5b58\u5728\u3057\u306a\u3044 - 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>","provider_name":"Hatena Blog","url":"https://yohhoy.hatenadiary.jp/entry/20200530/p1","image_url":null,"categories":["C++"],"author_url":"https://blog.hatena.ne.jp/yohhoy/","type":"rich","description":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9eC++\u306b\u300c\u95a2\u6570\u578b(function type)\u306e\u53f3\u8fba\u5024(rvalue)\u300d\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\u95a2\u6570\u578b\u3092\u3082\u3064\u5f0f\u306e value category \u306f\u5e38\u306b\u5de6\u8fba\u5024(lvalue)\u3068\u306a\u308b\u3002\u3060\u304b\u3089\u4f55\uff1f int v; struct S s; void f(); std::move(v); // xvalue std::move(s); // xvalue std::move(f); // lvalue static_cast<void(&)()>(f); // lvalue static_cast<void(&&)()>(f); // lvalue static_cast<void(*)()>(f\u2026","blog_url":"https://yohhoy.hatenadiary.jp/","author_name":"yohhoy","published":"2020-05-30 00:00:00","blog_title":"yohhoy\u306e\u65e5\u8a18","width":"100%","title":"\u95a2\u6570\u578b\u306e\u53f3\u8fba\u5024\u306f\u5b58\u5728\u3057\u306a\u3044"}