{"published":"2020-06-03 00:00:00","url":"https://yohhoy.hatenadiary.jp/entry/20200603/p1","author_name":"yohhoy","height":"190","blog_url":"https://yohhoy.hatenadiary.jp/","categories":["C++"],"version":"1.0","blog_title":"yohhoy\u306e\u65e5\u8a18","image_url":null,"type":"rich","author_url":"https://blog.hatena.ne.jp/yohhoy/","width":"100%","description":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9eC++\u306e\u95a2\u6570\u578b(function type)\u306b\u306f\u5de6\u8fba\u5024(lvalue)\u3057\u304b\u5b58\u5728\u3057\u306a\u3044\u304c\uff08\u2192id:yohhoy:20200530\uff09\u3001\u5de6\u8fba\u5024\u53c2\u7167\u578b(R (&)(Args...))\uff0f\u53f3\u8fba\u5024\u53c2\u7167\u578b(R (&&)(Args...))\u3044\u305a\u308c\u306b\u3082\u675f\u7e1b\u3067\u304d\u308b\u3002\u305d\u3046\u3001\u3088\u304b\u3063\u305f\u306d\u3002 #include <utility> using std::move; // \u53f3\u8fba\u5024\u53c2\u7167\u578b(T&&)\u3092\u8fd4\u3059\u95a2\u6570 void f() {} // \u95a2\u6570\u578bvoid() void ( &lref1)() = f; // OK void (&&rref1)() = f; // OK: \u53f3\u8fba\u5024\u53c2\u7167\u578b\u3060\u304clvalue\u675f\u7e1b\u53ef\u80fd vo\u2026","provider_name":"Hatena Blog","title":"\u95a2\u6570\u578b\u3078\u306e\u53c2\u7167\u578b\u306b\u307e\u3064\u308f\u308b\u7279\u4f8b\u30eb\u30fc\u30eb","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20200603%2Fp1\" title=\"\u95a2\u6570\u578b\u3078\u306e\u53c2\u7167\u578b\u306b\u307e\u3064\u308f\u308b\u7279\u4f8b\u30eb\u30fc\u30eb - 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>"}