{"url":"https://seaview.hateblo.jp/entry/2016/04/19/175811","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fseaview.hateblo.jp%2Fentry%2F2016%2F04%2F19%2F175811\" title=\"Observer\u30d1\u30bf\u30fc\u30f3\u306e\u7df4\u7fd2\u3092\u3057\u3066\u307f\u305f - \u7802\u98a8\u5442\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"seaview_p35","categories":["\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3"],"width":"100%","height":"190","type":"rich","description":"\u4e0b\u8a18\u306e\u30da\u30fc\u30b8\u3092\u53c2\u8003\u306bObserver\u30d1\u30bf\u30fc\u30f3\u3092\u4f5c\u308b\u7df4\u7fd2\u3092\u3057\u3066\u307f\u305f\u306e\u3067\u3001\u305d\u306e\u30b3\u30fc\u30c9\u3068\u91cd\u8981\u3060\u3068\u601d\u3063\u305f\u70b9\u3092\u307e\u3068\u3081\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u300217\uff0eObserver \u30d1\u30bf\u30fc\u30f3 | TECHSCORE(\u30c6\u30c3\u30af\u30b9\u30b3\u30a2) Subject(\u751f\u5f92)\u304b\u3089Observer(\u65b0\u4eba\u5148\u751f)\u306b\u4f1d\u3048\u308b\u5185\u5bb9 enum class MessageKind{ UPDATE_COUNT, }; struct Message{ public: Message(int value, MessageKind kind) { this->value = value; this->kind = kind; } public: int value; M\u2026","author_url":"https://blog.hatena.ne.jp/seaview_p35/","published":"2016-04-19 17:58:11","blog_url":"https://seaview.hateblo.jp/","version":"1.0","image_url":null,"provider_name":"Hatena Blog","blog_title":"\u7802\u98a8\u5442","provider_url":"https://hatena.blog","title":"Observer\u30d1\u30bf\u30fc\u30f3\u306e\u7df4\u7fd2\u3092\u3057\u3066\u307f\u305f"}