Kopiuj tabelę produktów jako TSV

(function () {
  var table = document.querySelector('table');
  if (!table) { alert('No product table found on this page.'); return; }
  var lines = [];
  table.querySelectorAll('tr').forEach(function (tr) {
    var cells = tr.querySelectorAll('th, td');
    if (!cells.length) return;
    var row = [];
    cells.forEach(function (c) {
      row.push((c.textContent || '').replace(/\s+/g, ' ').trim());
    });
    lines.push(row.join('\t'));
  });
  if (!lines.length) { alert('The table appears to be empty.'); return; }
  navigator.clipboard.writeText(lines.join('\n')).then(function () {
    alert('Copied ' + lines.length + ' row(s) as TSV. Paste into a spreadsheet.');
  }, function () {
    alert('Could not access the clipboard.');
  });
})();