Ah sorry, that was the ES6 version. Please try this one instead: <a href="http:&#x2F;&#x2F;awal.js.org&#x2F;alpg&#x2F;?gist=591c0871c083b2785e3f" rel="nofollow">http:&#x2F;&#x2F;awal.js.org&#x2F;alpg&#x2F;?gist=591c0871c083b2785e3f</a>