Return an object : Method Return « Class « C# / CSharp Tutorial





using System; 
 
class Rect { 
  int width; 
  int height; 
 
  public Rect(int w, int h) { 
    width = w; 
    height = h; 
  } 
 
  public int area() { 
    return width * height; 
  } 
 
  public void show() { 
    Console.WriteLine(width + " " + height); 
  } 
 
  public Rect enlarge(int factor) { 
    return new Rect(width * factor, height * factor); 
  } 
} 
  
class MainClass { 
  public static void Main() {   
    Rect r1 = new Rect(4, 5); 
 
    Console.Write("Dimensions of r1: "); 
    r1.show(); 
    Console.WriteLine("Area of r1: " + r1.area()); 
 
    Console.WriteLine(); 
 
    // create a rectangle that is twice as big as r1 
    Rect r2 = r1.enlarge(2); 
 
    Console.Write("Dimensions of r2: "); 
    r2.show(); 
    Console.WriteLine("Area of r2 " + r2.area()); 
  } 
}
Dimensions of r1: 4 5
Area of r1: 20

Dimensions of r2: 8 10
Area of r2 80










7.7.Method Return
7.7.1.Return int from function
7.7.2.Return an object
7.7.3.Use a class factory
7.7.4.Return an array
7.7.5.How to define methods that return a value and accept parameters
7.7.6.Methods That Return a Value and Accept Parameters