Hey Bob, FWIW...
> class Point {
> constructor(x, y) {
> this.x = x;
> this.y = y;
> }
>
> zero() {
> return new Point(0, 0);
> }
>
> unit() {
> return new Point(1, 1);
> }
>
> prototype {
> manhattanDistance() {
> return Math.abs(this.x) + Math.abs(this.y);
> }
> }
> }
>
...That's actually the nicest, most intuitively designed "class" structure
I've seen so far.
Rick
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