{"provider_url":"https://hatena.blog","categories":[],"blog_url":"https://noriok.hatenadiary.jp/","image_url":null,"author_url":"https://blog.hatena.ne.jp/noriok/","version":"1.0","height":"190","type":"rich","description":"\u30af\u30e9\u30b9 A \u3068\u3001\u30af\u30e9\u30b9 B \u304c IDisposable \u3092\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3068\u3057\u307e\u3059\u3002 \u305d\u306e\u3068\u304d\u306b\u30013 \u9805\u6f14\u7b97\u5b50\u3092\u7528\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3088\u3046\u3067\u3059\u3002 class A : IDisposable { ... } class B : IDisposable { ... } // \u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308b: There is no implicit conversion between 'A' and 'B' IDisposable c = true ? new A() : new B(); IDisposable \u3067\u30ad\u30e3\u30b9\u30c8\u3059\u308c\u3070\u554f\u984c\u306a\u304f\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u304d\u307e\u3059\u3002 // OK IDisposabl\u2026","width":"100%","author_name":"noriok","title":"\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u578b\u306e\u5909\u6570\u3078\u306e\u4ee3\u5165\u3068 3 \u9805\u6f14\u7b97\u5b50\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnoriok.hatenadiary.jp%2Fentry%2F2017%2F12%2F23%2F124536\" title=\"\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u578b\u306e\u5909\u6570\u3078\u306e\u4ee3\u5165\u3068 3 \u9805\u6f14\u7b97\u5b50\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308b - C#\u7df4\u7fd2\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","blog_title":"C#\u7df4\u7fd2\u65e5\u8a18","published":"2017-12-23 12:45:36","url":"https://noriok.hatenadiary.jp/entry/2017/12/23/124536"}