What are Static Constructors?

Static constructors are default constructors of Static class.

This constructor is called at very first time whenever we declare static class variable.

namespace Interviews.OOPSConcepts

{

    public class StaticClasses

    {

        static StaticClasses()

        {

            Console.WriteLine("This is Static Constructor.");

        }

        private int rollNumber = 0;

        public int RollNumber

        {

            get { return rollNumber; }

            set { rollNumber = value; }

        }

    }

}