Multiple constructors in a class definition : Class Definition « Class Interface « C# / C Sharp

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C# / C Sharp » Class Interface » Class Definition Screenshots  Multiple constructors in a class definition /* C# Programming Tips & Techniques by Charles Wright, Kris Jamsa Publisher: Osborne/McGraw-Hill (December 28, 2001) ISBN: 0072193794 */ // Constrct.cs - Demonstrates the use of multiple constructors //               in a class definition. // //               Compile this program with the following command line: //                   C:>csc Constrct.cs // namespace nsConstructor {     using System;     struct POINT     {         public POINT (int cx, int cy)         {             this.cx = cx;             this.cy = cy;         }         public int cx;         public int cy;     }     public class Constrct     {         static public void Main ()         {             clsRect rc1 = new clsRect();             clsRect rc2 = new clsRect (10, 12, 84, 96);             POINT pt1 = new POINT (10, 12);             POINT pt2 = new POINT (84, 96);             clsRect rc3 = new clsRect (pt1, pt2);         }     }     class clsRect     { // The following constructor replaces the default constructor         public clsRect ()         {             Console.WriteLine ("Default constructor called");             m_Left = m_Top = m_Right = m_Bottom  = 0;         }         public clsRect (int cx1, int cy1, int cx2, int cy2)         {             Console.WriteLine ("Constructor 1 called");             m_Left = cx1;             m_Top = cy1;             m_Right = cx2;             m_Bottom = cy2;         }         public clsRect (POINT pt1, POINT pt2)         {             Console.WriteLine ("Constructor 2 called");             m_Left = pt1.cx;             m_Top = pt1.cy;             m_Right = pt2.cx;             m_Bottom = pt2.cy;         }         public POINT UpperLeft         {             get {return(new POINT(m_Left, m_Top));}             set {m_Left = value.cx; m_Top = value.cy;}         }         public POINT LowerRight         {             get {return(new POINT(m_Right, m_Bottom));}             set {m_Right = value.cx; m_Bottom = value.cy;}         }         private int m_Left;         private int m_Top;         private int m_Right;         private int m_Bottom;     } }                     Related examples in the same category 1. simulate a bank account 2. Using Initializers 3. A simple inventory example 4. Declaring and Defining Classes 5. Declaring Class Instances 6. Assign value to class 7. Declare class and use it 8. Illustrates how to declare classes, object references, and create objects 9. Illustrates how to assign default values to fields using initializers 10. illustrates how to use a 'has a' relationship 11. Illustrates nested classes 12. Demonstrate the use of a nested class to contain data 13. Show name hiding in a derived class 14. Illustrates hiding 15. Variable in and out a class 16. Create class 17. A program that uses the Building class 18. This program creates two Building objects 19. Return an object 20. Uses a class from Example16_3a.cs 21. A Simple C# Class