Shim for jQuery.not() #jQuery

snippet.js

const element = $('.file-box:nth-child(2)')
const list = $$('.file-box')

function not($list, element) {
    const list = Array.from($list);
    const index = list.indexOf(element);
    return list.slice(index);
}

Array.from(not(list, element))
  .forEach(e => e.style.background = 'red')