JsonSerializer, .NET5, json, 中文字不編碼, 換行與縮排, System.Text.Json, Indent

JsonSerializer.cs

using System;
using System.Text.Json;

var foo = new { ... };

string json = JsonSerializer.Serialize(foo, new JsonSerializerOptions {
    Encoder = System.Text.Encodings.Web.JavaScriptEncoder.UnsafeRelaxedJsonEscaping, // 中文字不編碼
    WriteIndented = true  // 換行與縮排
});

JsonSerializerEx.cs

  public static class JsonSerializerEx
  {
      public static string Serialize<TValue>(TValue value, bool UnsafeRelaxedJsonEscaping, bool WriteIndented = false)
      {
          var options = new JsonSerializerOptions()
          {
              WriteIndented = WriteIndented // 換行與縮排
          };

          // 中文字不編碼
          if (UnsafeRelaxedJsonEscaping)
              options.Encoder = System.Text.Encodings.Web.JavaScriptEncoder.UnsafeRelaxedJsonEscaping; 

          return JsonSerializer.Serialize(value, options);
      }
  }
  
  /// 應用
  var foo = new { ... };
  string json = JsonSerializerEx.Serialize(foo, UnsafeRelaxedJsonEscaping: true, WriteIndented: true);