C#

public class car
    {
        public car()
        {}

        public virtual void TurboBoost()
        {
            Console.WriteLine("Car speeding up.");
        }
    }

    public class SportsCar:car 
    {
        public SportsCar()
            : base()
        { }

        public override void TurboBoost()
        {
            Console.WriteLine("Sportscar is speeding up....");
        }
    }

Ankit Rajput wrote:

there is no way to call parent class function from the object of Child

public class Animal
{
    public virtual void MakeNoise()
    {
        MessageBox.Show("Blarg!");
    }
}

public class Dog : Animal
{
    public override void MakeNoise()
    {
        base.MakeNoise();
        MessageBox.Show("Bark!");
    }
}

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
        (new Dog()).MakeNoise();
    }
}

var animals = new List<Animal>();
animals.Add(new Dog());
animals.ForEach((animal) => animal.MakeNoise());

dbongs wrote:

u should have just pointed out the mistake

Mycroft Holmes wrote:

wait till he post a programming question in the Lounge.

dbongs wrote:

thanks pete, bt the was no need for you to be rude, u should have just pointed
out the mistake

dbongs wrote:

u should have just pointed out the mistake

private static bool FileInUse(string path)
       {
           FileInfo file = new FileInfo(path);
           FileStream stream = null;
           try
           {
               stream = file.Open(FileMode.Open, FileAccess.ReadWrite, FileShare.None);
           }
           catch (IOException ex)
           {
               //MessageBox.Show(ex.Message);
               //File in use
               return true;
           }
           finally
           {
               if (stream != null)
                   stream.Close();
           }
           return false;
       }