class Car
{
  //Constructor function.
  function this(brand, weight, price = 0) {
    this.brand = brand;
    this.weight = weight || 1000; // Resort to default value (with 'or' notation).
    this._price = price;
  }
  property price(v) // computable property, special kind of member function
  {
    get { return this._price; } // getter section
    set { this._price = v; }    // setter section
  }
  function toString() { // member function, method of a Car.
    return String.printf("<%s>",this.brand);
  }
}

class Truck : Car
{
  function this(brand, size) {
    super(brand, 2000); // Call of constructor of super class (Car here)
    this.size = size; // Custom property for just this object.
  }
}

var cars = [ // Some example car objects.
  new Car("Mazda"),
  new Truck("Volvo", 2, 30000)
];
for (var (i,car) in cars) // TIScript allows enumerate indexes and values
{
  stdout.printf("#%d %s $%d %v %v, %v %v", i, car.brand, car.price, car.weight, car.size,
                 car instanceof Car, car instanceof Truck);
}