使用Json.Net从嵌套的JSON中获取键的路径

using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;

public class JsonPathFinder
{
    public static List<string> FindPath(JToken token, string keyToFind)
    {
        var path = new List<string>();
        FindPathRecursive(token, keyToFind, path);
        return path;
    }

    private static bool FindPathRecursive(JToken token, string keyToFind, List<string> path)
    {
        if (token is JObject jsonObject)
        {
            foreach (var property in jsonObject.Properties())
            {
                path.Add(property.Name);
                if (property.Name == keyToFind)
                {
                    return true;
                }
                if (FindPathRecursive(property.Value, keyToFind, path))
                {
                    return true;
                }
                path.RemoveAt(path.Count - 1);
            }
        }
        else if (token is JArray jsonArray)
        {
            for (int i = 0; i < jsonArray.Count; i++)
            {
                path.Add(i.ToString());
                if (FindPathRecursive(jsonArray[i], keyToFind, path))
                {
                    return true;
                }
                path.RemoveAt(path.Count - 1);
            }
        }
        return false;
    }
}

class Program
{
    static void Main()
    {
        string json = @"
        {
            ""name"": ""John"",
            ""age"": 30,
            ""address"": {
                ""street"": ""123 Main St"",
                ""city"": ""Anytown"",
                ""zip"": ""12345""
            },
            ""contacts"": [
                {
                    ""type"": ""email"",
                    ""value"": ""john@example.com""
                },
                {
                    ""type"": ""phone"",
                    ""value"": ""555-1234""
                }
            ]
        }";

        JObject jsonObject = JObject.Parse(json);
        List<string> path = JsonPathFinder.FindPath(jsonObject, "zip");

        Console.WriteLine("Path to 'zip': " + string.Join(".", path));
    }
}