spierala

import { CounterFeatureStore } from "./counter-feature-store";

const counterFs = new CounterFeatureStore();
counterFs.counter$.subscribe(count => console.log("count:", count));
counterFs.inc();

// OUTPUT: count: 11
// OUTPUT: count: 12

spierala

var util = require('util');

VatCalculator = function (netto) {
    this.netto = netto;
};

VatCalculator.prototype.calculate = function(parts) {
	var vat = 0.19 * this.netto;
	var brutto = Number(this.netto) + Number(vat);
	util.puts("vat: " + vat);