using System;

using Newtonsoft.Json.Serialization;

public class Program

{

    public static void Main()

    {

        string studentName = "StudentName";

        string totalMarksObtained = "TotalMarksObtained";

        string marks = "Marks";

        Console.WriteLine(studentName.ToCamelCase());

        Console.WriteLine(totalMarksObtained.ToCamelCase());

        Console.WriteLine(marks.ToCamelCase());

    }

}

public static class StringExtensions

{

    private class CamelCasingHelper : CamelCaseNamingStrategy

    {

        private CamelCasingHelper(){}

        private static CamelCasingHelper helper =new CamelCasingHelper();

        public static string ToCamelCase(string stringToBeConverted)

        {

            return helper.ResolvePropertyName(stringToBeConverted);     

        }

    }

    public static string ToCamelCase(this string str)

    {

        return CamelCasingHelper.ToCamelCase(str);

    }

}

​

​