{"provider_name":"Hatena Blog","blog_url":"https://tnakamura.hatenablog.com/","author_name":"griefworker","title":"Kekka - Result Type for C#","version":"1.0","provider_url":"https://hatena.blog","categories":["C#",".NET","\u500b\u4eba\u958b\u767a"],"author_url":"https://blog.hatena.ne.jp/griefworker/","image_url":null,"height":"190","published":"2025-10-20 23:27:00","type":"rich","url":"https://tnakamura.hatenablog.com/entry/2025/10/20/kekka","description":"\u95a2\u6570\u578b\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30ea\u30f3\u30b0\u3092\u8aad\u3093\u3067\u3001\u3042\u306e\u672c\u306f F# \u3060\u3063\u305f\u3051\u3069\u3001C# \u3067\u3082\u540c\u3058\u3053\u3068\u3092\u3084\u3063\u3066\u307f\u305f\u304f\u306a\u3063\u305f\u3002\u305f\u3060\u3001C# \u306b\u306f\u6a19\u6e96\u3067 Result \u30af\u30e9\u30b9\u304c\u306a\u3044\u306e\u3067\u81ea\u4f5c\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3002F# \u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u5f0f\u3082 C# \u306b\u306f\u306a\u3044\u3002\u305f\u3060\u3001LINQ \u306e\u30af\u30a8\u30ea\u5f0f\u3092\u4f7f\u3048\u3070\u540c\u3058\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u3082\u3001\u3068\u601d\u3063\u3066\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f5c\u6210\u3057\u3066\u307f\u305f\u3002 github.com \u300cKekka(\u7d50\u679c)\u300d\u3063\u3066\u3044\u3046\u540d\u524d\u3002Result \u30af\u30e9\u30b9\u3068\u3061\u3087\u3063\u3068\u3057\u305f\u62e1\u5f35\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3057\u305f\u3002\u4f7f\u3044\u65b9\u3068\u3057\u3066\u306f\u57fa\u672c\u7684\u306b Result.Ok \u3084Result.Error \u3067\u5024\u3092\u30e9\u30c3\u30d7\u3059\u308b\u3060\u3051\u3002\u3042\u3068\u3001LINQ \u306e\u30af\u30a8\u30ea\u5f0f\u3092\u4f7f\u3046\u3053\u3068\u3067 F# \u3068\u4f3c\u305f\u66f8\u304d\u5473\u3067\u66f8\u304f\u3053\u3068\u304c\u2026","blog_title":"present","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftnakamura.hatenablog.com%2Fentry%2F2025%2F10%2F20%2Fkekka\" title=\"Kekka - Result Type for C# - present\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%"}