Constructor

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

    public partial class constructor : Form

    {

        public constructor()

        {

            InitializeComponent();

        }

        struct person

        {

            public string name;

            public string specialization;

            public person(string mname, string special)

            {

                name = mname;

                specialization = special;

            }

        }

        private void button1_Click(object sender, EventArgs e)

        {

            person p = new person("Sunitha", ".net");

            MessageBox.Show("I am "+p.name+" specializing in "+p.specialization);

        }

      

    }

}