puppeter using

app.js

async function scrapePrice(url){
  const browser = await puppeteer.launch();
  const page = await browser.newPage();
  await page.goto(url);

  const [el] = await page.$x('<XPath>');
  const txt = await (await el.getProperty('textContent')).jsonValue(); // return 9,71 but parseFloat need to period not comma
  browser.close();
  let stringTxt = JSON.stringify(txt).replace('"',"").replace('"',"").replace(",","."); // first change json to string type, this return "number.decimal" and some string methods
}