//this is the single line comment

​

/** This is multiline comment,

compiler ignores any code inside comment blocks.

**/

​

//This is the namespace, part of the standard .NET Framework Class Library

using System;

// namespace defines the scope of related objects into packages

namespace Learning.CSharp

{  

  // name of the class, should be same as of .cs file

  public class Program

  {

    //entry point method for console applications

   public static void Main()

    {

      //print lines on console

      Console.WriteLine("Hello, World!");

      //Reads the next line of characters from the standard input stream.Most common use is to pause program execution before clearing the console.

      Console.ReadLine();

    }

  }

}