Lösung <a href="{{.Root.IndexPath}}/html">HTML</a> <a <a JavaScript <p>Lösung Class Rectangle href="{{.Root.IndexPath}}/es6">ES6</a> href="{{.Root.IndexPath}}/commonjs">CommonJS</a> Lösung <p>Lösung
It’s easier to optimize correct code than to correct optimized code.
Joshua Bloch
Lösung HTML
Lösung CommonJS
Lösung ES6