{"provider_url":"https://hatena.blog","image_url":null,"blog_url":"https://haronoid.hatenablog.com/","published":"2025-10-24 11:38:48","height":"190","title":"Api\u5074\u306eJson Serialize\u3092\u6a19\u6e96\u304b\u3089Newtonsoft.Json\u3078\u5909\u66f4","description":"\u6a19\u6e96JsonSerialize\u3067\u306fNull\u9805\u76ee\u306a\u3069\u3059\u3079\u3066\u306e\u9805\u76ee\u3092Json\u306b\u3057\u3066\u8fd4\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u901a\u4fe1\u91cf\u306b\u7121\u99c4\u304c\u591a\u304f\u306a\u308b\u3002 \u306a\u306e\u3067Newtonsoft.Json\u3092\u9069\u7528\u3057\u901a\u4fe1\u91cf\u3092\u7bc0\u7d04\u3059\u308b Microsoft.AspNetCore.Mvc.NewtonsoftJson\u3092\u8ffd\u52a0 Nuget\u304b\u3089\u300cMicrosoft.AspNetCore.Mvc.NewtonsoftJson\u300d\u3092\u8ffd\u52a0 \u305f\u3060\u3057\u3001.NET\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3088\u3063\u3066\u5bfe\u5fdc\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3061\u304c\u3044\u304c\u5b58\u5728\u3002 .NET8\u3067\u306f8.0.21\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002 .NET9\u4ee5\u964d\u3067\u306f\u6700\u65b0\u3067\u554f\u984c\u306a\u3044\u3068\u601d\u308f\u308c\u308b\u3002 Program.cs AddNewtonsoftJson\u3092\u8ffd\u52a0\u3057\u3001\u30b7\u2026","width":"100%","author_url":"https://blog.hatena.ne.jp/haronoid/","url":"https://haronoid.hatenablog.com/entry/2025/10/24/113848","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fharonoid.hatenablog.com%2Fentry%2F2025%2F10%2F24%2F113848\" title=\"Api\u5074\u306eJson Serialize\u3092\u6a19\u6e96\u304b\u3089Newtonsoft.Json\u3078\u5909\u66f4 - \u30cf\u30ed\u306e\u5916\u90e8\u8a18\u61b6\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\" 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":"haronoid","version":"1.0","provider_name":"Hatena Blog","blog_title":"\u30cf\u30ed\u306e\u5916\u90e8\u8a18\u61b6\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9","categories":[".net8","aspnet core api","json"]}