Time for an 2014 update…

Task/Polymorphism/Julia/polymorphism.julia

@@ -0,0 +1,30 @@
+import Base.print
+
+type Point
+	x::Float64
+	y::Float64
+end
+
+print(p::Point) = println("Point($(p.x), $(p.y))")
+
+x(p::Point) = p.x
+y(p::Point) = p.y
+
+setx(p::Point, x) = (p.x = x)
+sety(p::Point, y) = (p.y = y)
+
+type Circle
+	x::Float64
+	y::Float64
+	r::Float64
+end
+
+x(c::Circle) = c.x
+y(c::Circle) = c.y
+r(c::Circle) = c.r
+
+setx(c::Circle, x) = (c.x = x)
+sety(c::Circle, y) = (c.y = y)
+setr(c::Circle, r) = (c.r = r)
+
+print(c::Circle) = println("Circle($(c.x), $(c.y), $(c.r))")