// Online C# Editor for free

// Write, Edit and Run your C# code using C# Online Compiler

​

using System;

using System.Collections.Generic;

using Newtonsoft.Json;

​

class UserClass

{

    public string _id { get; set; }

    public string first_name { get; set; }

    public string last_name { get; set; }

    public string mobile { get; set; }

    public string email { get; set; }

    public DateTime createdAt { get; set; }

    public DateTime updateAt { get; set; }

    public int __v { get; set; }

}

​

class UserList

{

    public List<UserClass> objs;

}

​

public class Program

{

    public static void Main(string[] args)

    {

        string response = "{'objs': [{'_id': 1, 'first_name': 'abc'}, {'_id': 2, 'first_name': 'def'}]}";

        var result = JsonConvert.DeserializeObject<UserList>(response);

        if (result != null)

        {

            foreach (UserClass u in result.objs)

            {

                Console.Write(u._id + ',');

                Console.WriteLine(u.first_name);

            }

        }

        string response2 = "[{'_id': 1, 'first_name': 'abc'}, {'_id': 2, 'first_name': 'def'}]";

        var result2 = JsonConvert.DeserializeObject<List<UserClass>>(response2);

        if (result2 != null)

        {

            for (var i = 0; i < result2.Count; i++)

            {

                Console.Write(result2[i]._id + ',');

                Console.WriteLine(result2[i].first_name);   

            }

        }

    }

}