Polymorphism: Difference between revisions

Content added Content deleted
(Added Prolog)
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c.x //Evaluates to 12</lang>
=={{header|Elena}}==
ELENA 45.x0 :
<lang elena>import extensions;
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prop int Y;
constructor new(int x, int y)
{
X := x;
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}
constructor new()
<= new(0,0);
print() { console.printLine("Point") }
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prop int R;
constructor new()
<= new(0);
constructor new(int r)
<= new(0, 0, r);
constructor new(int x, int y, int r)
<= new(x, y)
{
R := r
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public program()
{
Point p := new Point.new();
Point c := new Circle.new();
p.print();
Retrieved from "https://rosettacode.org/wiki/Polymorphism"