using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

​

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;

​

// https://stackoverflow.com/questions/43458453/jsonpath-with-newtonsoft-json

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine("Json.NET version: " + typeof(JsonSerializer).Assembly.FullName);

            Console.WriteLine("");

            var JsonObject = JToken.Parse(GetJson());

            var values = JsonObject.SelectTokens("typeOfHair.value[*].values[?(@.language == 'de')].value")

                // Convert from JValue to string

                .Select(v => (string)v)

                // Save in a list

                .ToList();

            Console.WriteLine(JsonConvert.SerializeObject(values));

        }

        static string GetJson()

        {

            var json = @"{

   ""typeOfHair"":{

      ""value"":[

         {

            ""code"":""Dry Hair"",

            ""values"":[

               {

                  ""value"":""DryHair"",

                  ""language"":""en""

               },

               {

                  ""value"":""TrockenesHaar"",

                  ""language"":""de""

               }

            ]

         },

         {

            ""code"":""Any Type of Hair"",

            ""values"":[

               {

                  ""value"":""AnyTypeOfHair"",

                  ""language"":""en""

               },

               {

                  ""value"":""JedenHaartyp"",

                  ""language"":""de""

               }

            ]

         }

      ]

   }

}";

            return json;

        }

    }