CodeNinja96x

let scrollerID;
let paused = true;
let speed = 3; // 1 - Fast | 2 - Medium | 3 - Slow
let interval = speed * 5;

function startScroll(){
   
    let id = setInterval(function() {
        window.scrollBy(0, 2);
        if ((window.innerHeight + window.scrollY) >= document.body.offsetHeight) {

CodeNinja96x

Array.from() & Array.of()

Original discussion began on Twitter and can be found by starting here and here. Discussion was continued on es-discuss mailing list in the thread Pure win: Array.from and Array.of

Update Nov. 3, 2011

Official strawman has been posted: http://wiki.ecmascript.org/doku.php?id=strawman:array_extras