Download input values to a txt file

2.js

const textInputElements = document.querySelectorAll('input[type="text"]');
const inputValues = nodeListToArray(textInputElements)
  .filter((x) => !!x.value)
  .map((x) => [getFirstLabelForInput(x), x.value].join(' '));
const text = inputValues.join('\n');
const blob = new Blob([text], {
  type: 'text/plain',
});

downloadBlob(blob, 'text.txt');

function getFirstLabelForInput(el) {
  const labels = nodeListToArray(el.labels ?? []);
  return labels?.[0]?.textContent ?? 'Unlabeled';
}

function nodeListToArray(nodeList) {
  return [...nodeList];
}

function downloadBlob(blob, fileName) {
  const url = window.URL.createObjectURL(blob);
  const a = document.createElement('a');
  a.style.display = 'none';
  a.href = url;
  a.download = fileName;
  document.body.appendChild(a);
  a.click();
  window.URL.revokeObjectURL(url);
}

download-input-values-to-txt.js

const inputs = document.querySelectorAll('input');
const inputValues = [...inputs].filter(x => !!x.value).map(x => x.value);
const text = inputValues.join('\n');
const blob = new Blob([text], {
    type: 'text/plain'
});

downloadBlob(blob, 'text.txt');

function downloadBlob(blob, fileName) {
    const url = window.URL.createObjectURL(blob);
    const a = document.createElement('a');
    a.style.display = 'none';
    a.href = url;
    a.download = fileName;
    document.body.appendChild(a);
    a.click();
    window.URL.revokeObjectURL(url);
}

[...[...document.querySelectorAll('input')][3].labels][0].textContent