Google: Suchwörter in Snippets hervorheben

// Highlight your query words inside the result snippets
function highlightTerms() {
  const q = new URLSearchParams(location.search).get('q');
  if (!q) { return; }
  const words = q.split(/\s+/).filter(function (w) { return w.length > 2; });
  if (!words.length) { return; }
  const rx = new RegExp('(' + words.map(function (w) {
    return w.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
  }).join('|') + ')', 'gi');
  document.querySelectorAll('#search .VwiC3b').forEach(function (el) {
    if (el.dataset.jzHl) { return; }
    el.dataset.jzHl = '1';
    el.innerHTML = el.innerHTML.replace(rx,
      '<mark style="background:#fff3a3">$1</mark>');
  });
}
highlightTerms();
const obs = new MutationObserver(highlightTerms);
obs.observe(document.documentElement, { childList: true, subtree: true });