从Dictionary<Path、Value>生成JSON

using System;
using System.Collections.Generic;
using System.Text.Json;

public class Program
{
    public static void Main()
    {
        Dictionary<string, object> dictionary = new Dictionary<string, object>();
        dictionary.Add("name", "John");
        dictionary.Add("age", 30);
        dictionary.Add("isStudent", false);

        Dictionary<string, object> nestedDictionary = new Dictionary<string, object>();
        nestedDictionary.Add("city", "New York");
        nestedDictionary.Add("country", "USA");
        dictionary.Add("address", nestedDictionary);

        string json = GenerateJson(dictionary);
        Console.WriteLine(json);
    }

    public static string GenerateJson(Dictionary<string, object> dictionary)
    {
        var jsonDocument = new Dictionary<string, object>();

        foreach (var kvp in dictionary)
        {
            if (kvp.Value is Dictionary<string, object> nestedDictionary)
            {
                jsonDocument.Add(kvp.Key, GenerateJson(nestedDictionary));
            }
            else
            {
                jsonDocument.Add(kvp.Key, kvp.Value);
            }
        }

        return JsonSerializer.Serialize(jsonDocument);
    }
}

{
  "name": "John",
  "age": 30,
  "isStudent": false,
  "address": {
    "city": "New York",
    "country": "USA"
  }
}