{"title":"\u30a4\u30d9\u30f3\u30c8\u306enull\u30c1\u30a7\u30c3\u30af\u56de\u907f","url":"https://yohhoy.hatenadiary.jp/entry/20121105/p1","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20121105%2Fp1\" title=\"\u30a4\u30d9\u30f3\u30c8\u306enull\u30c1\u30a7\u30c3\u30af\u56de\u907f - 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>","height":"190","image_url":null,"width":"100%","categories":["C#"],"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","description":"\u30a4\u30d9\u30f3\u30c8\u306b\u4e88\u3081 \u201c\u7a7a\u306e\u533f\u540d\u30e1\u30bd\u30c3\u30c9\u201d \u3092\u767b\u9332\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30a4\u30d9\u30f3\u30c8\u547c\u3073\u51fa\u3057\u6642\u306bnull\u30c1\u30a7\u30c3\u30af\u3092\u9010\u4e00\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308b\u3002Null Object\u30d1\u30bf\u30fc\u30f3*1\u3002 public delegate void SomeHandler(object sender, SomeEventArgs e); public event SomeHandler SomeEvent = delegate {}; // \u2605 protected virtual void OnRaiseSomeEvent(SomeEventArgs e) { SomeEvent(this, e); } \u3053\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u5229\u7528\u3057\u306a\u3044\u5834\u5408\u3001\u30a4\u2026","type":"rich","blog_title":"yohhoy\u306e\u65e5\u8a18","blog_url":"https://yohhoy.hatenadiary.jp/","author_url":"https://blog.hatena.ne.jp/yohhoy/","published":"2012-11-05 00:00:00","version":"1.0","author_name":"yohhoy"}