Code:
using System;
public class Person
{
protected string RNO = "44";
protected string name = "Ram";
public virtual void GetInfo()
{
Console.WriteLine("Name: {0}", name);
Console.WriteLine("RNO: {0}", RNO);
Console.WriteLine();
}
}
class Student : Person
{
public string id = "ABC";
public override void GetInfo()
{
base.GetInfo();
Console.WriteLine("Student ID: {0}", id);
}
}
class Stud : Student
{
private string StudentAddress = "USA";
public void GetInfo()
{
base.GetInfo();
Console.WriteLine("Student Address: {0}", StudentAddress);
}
}
class TestClass
{
public static void Main()
{
Student E = new Student();
E.GetInfo();
Stud Stud = new Stud();
Stud.GetInfo();
Console.ReadLine();
}
}
Output:
Name : Ram
RNO : 44
Student ID : ABC
Name : Ram
RNO : 44
Student ID : ABC
Student Address : USA
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