RosettaCodeData/Task/Add-a-variable-to-a-class-instance-at-runtime/Ring/add-a-variable-to-a-class-instance-at-runtime.ring

o1 = new point
addattribute(o1,"x")
addattribute(o1,"y")
addattribute(o1,"z")
see o1 {x=10 y=20 z=30}
class point