.NET7\u306b\u306a\u3063\u3066\u3001JSON\u30b7\u30ea\u30a2\u30e9\u30a4\u30b6\u304c\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u3001\u4eca\u307e\u3067\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u304b\u3063\u305fDateOnly\u578b\u3084TimeOnly\u5f62\u306e\u5909\u63db\u3092\u884c\u3063\u3066\u304f\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n\n\n\n
.NET6\u3068.NET7\u3092\u6bd4\u3079\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u611f\u3058\u3002(dotnet-script\u3067\u5b9f\u884c)<\/p>\n\n\n\n
using System.Text.Json;\npublic class Person {\n public string Name { get; set; }\n public DateOnly Birthday { get; set; }\n}\nList<Person> plst = new();\nPerson p = new() { Name="T.Sumomo", Birthday=new DateOnly(1964,2,3)};\nplst.Add(p);\np = new() { Name="J.Sumomo", Birthday=new DateOnly(1988,5,13)};\nplst.Add(p);\nstring json = JsonSerializer.Serialize(plst);\njson<\/code><\/pre><\/div>\n\n\n\n\u7d50\u679c(.NET6)<\/p>\n\n\n\n
System.NotSupportedException: System.NotSupportedException: Serialization and deserialization of 'System.DateOnly' instances are not supported. Path: $.Birthday.\n + System.Text.Json.ThrowHelper.ThrowNotSupportedException(ref System.Text.Json.WriteStack, System.NotSupportedException)\n + JsonConverter<T>.WriteCore(System.Text.Json.Utf8JsonWriter, ref T, System.Text.Json.JsonSerializerOptions, ref System.Text.Json.WriteStack)\n + System.Text.Json.JsonSerializer.WriteUsingSerializer<TValue>(System.Text.Json.Utf8JsonWriter, ref TValue, System.Text.Json.Serialization.Metadata.JsonTypeInfo)\n + System.Text.Json.JsonSerializer.WriteStringUsingSerializer<TValue>(ref TValue, System.Text.Json.Serialization.Metadata.JsonTypeInfo)\n + System.Text.Json.JsonSerializer.Serialize<TValue>(TValue, System.Text.Json.JsonSerializerOptions)<\/code><\/pre><\/div>\n\n\n\nDateOnly\u306e\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u30fb\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u30a8\u30e9\u30fc<\/p>\n\n\n\n
\u7d50\u679c(.NET7)<\/p>\n\n\n\n
"[{\\"Name\\":\\"T.Sumomo\\",\\"Birthday\\":\\"1964-02-03\\"},{\\"Name\\":\\"J.Sumomo\\",\\"Birthday\\":\\"1988-11-23\\"}]"<\/code><\/pre><\/div>\n\n\n\nDateOnly\u306e\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u30fb\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u305f\u306e\u3067\u3001\u6b63\u5e38\u306bJSON\u306b\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3055\u308c\u308b\u3002<\/p>\n\n\n\n
\u3082\u3061\u308d\u3093\u3001\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3082OK<\/p>\n\n\n\n
var xlst = JsonSerializer.Deserialize<List<Person>>(json);\nxlst<\/code><\/pre><\/div>\n\n\n\n\u7d50\u679c<\/p>\n\n\n\n
List<Submission#1.Person>(2) { Submission#1.Person { Birthday=[1964\/02\/03], Name="T.Sumomo" }, Submission#1.Person { Birthday=[1988\/11\/23], Name="J.Sumomo" } }<\/code><\/pre><\/div>\n\n\n\n\u5927\u3057\u305f\u5909\u66f4\u3067\u306f\u306a\u3044\u304c\u3001\u7d50\u69cb\u3042\u308a\u304c\u305f\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
.NET7\u306b\u306a\u3063\u3066\u3001JSON\u30b7\u30ea\u30a2\u30e9\u30a4\u30b6\u304c\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u3001\u4eca\u307e\u3067\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044 … \u7d9a\u304d\u3092\u8aad\u3080