Shows the order in which constructors and destructors are called in a C# program : Constructor « Class Interface « C# / C Sharp

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Shows the order in which constructors and destructors are called in a C# program
Shows the order in which constructors and destructors are called in a C# program

/*
C# Programming Tips & Techniques
by Charles Wright, Kris Jamsa

Publisher: Osborne/McGraw-Hill (December 28, 2001)
ISBN: 0072193794
*/
// Order.cs - shows the order in which constructors and destructors
//            are called in a C# program.
//
//            Compile this program with the following command line:
//                C:>csc Order.cs
//
namespace nsOrder
{
    using System;
    
    public class clsMainOrder
    {
        static public void Main ()
        {
            clsLastChild child = new clsLastChild ();
            Console.WriteLine ();
        }
    }
//
// Declare a base class and have its constructor and destructors
// print messages.
    class clsBase
    {
        public clsBase ()
        {
            Console.WriteLine ("Base class constructor called");
        }
        ~clsBase ()
        {
            Console.WriteLine ("Base class destructor called");
        }
    }
// Derive a class from clsBase. Have the constructor and destructor
// print messages.
    class clsFirstChild : clsBase
    {
        public clsFirstChild ()
        {
            Console.WriteLine ("First Child constructor called");
        }
        ~clsFirstChild ()
        {
            Console.WriteLine ("First Child destructor called");
        }
    }
// Derive a class from clsFirstChile. Have the constructor and destructor
// print messages as well.
    class clsLastChild  : clsFirstChild
    {
        public clsLastChild ()
        {
            Console.WriteLine ("Last Child constructor called");
        }
        ~clsLastChild ()
        {
            Console.WriteLine ("Last Child destructor called");
        }
    }
}



           
       
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