Adds filtering of node.green results. Append ?max=4 to url. Uses: https://github.com/defunkt/dotjs

node.green.js

const get = (url, key) => {
  const a = document.createElement('a');
  a.href = url;
  if (!a.search) return null;
  const regex = new RegExp(key, 'i');
  return a.search.split('&').filter(regex.test, regex)[0].split('=')[1];
}

const max = get(location.href, 'max');
if (max) {
  const permitted = [];
  [...document.querySelectorAll('th')].forEach((th, i) => {
    if (th.classList.contains(`v${4}`)) {
      permitted.push(i);
      th.style.display = 'table-cell';
    }
  });

  document.head.innerHTML += `
    <style>
      th, .result {
        display: none;
      }
      ${permitted.map(i => `.result:nth-child(${i + 1})`).join(', ')} {
        display: table-cell;
      }
    </style>
  `;
}