Google Sheet formula to extract a page FAQ description

extractMetaFAQ.gs

// ADD CHEERIO LIBRARY
// Script ID : 1ReeQ6WO8kKNxoaA_O0XEQ589cIrRvEBA9qcWpNqdOP17i47u6N9M5Xh0

function extractMetaFAQ(url) {

    // Récupérez le flux RSS
  var response = UrlFetchApp.fetch(url);
  var html = response.getContentText();

  const $ = Cheerio.load(html);
  var obj = JSON.parse($('script.yoast-schema-graph').html());
  //console.log(obj);
  var ret = [];

  for(var i = 0; i < obj["@graph"].length; i++){
    if (obj["@graph"][i]["@type"] == "Question"){
      var q = obj["@graph"][i];
      ret.push(q["name"]+" ("+q["acceptedAnswer"]["text"].length+" signes)");
    }
  }
  
  return ret.join("\n");
}

// call with formula 
// =extratDateMeta(C2;"article:modified_time")
function extratDateMeta(url, metaname){
  var response = UrlFetchApp.fetch(url);
  var html = response.getContentText();

  const $ = Cheerio.load(html);

  var meta =  $("[property="+metaname+"]").attr("content");
  return new Date(meta.replace("T", " "));
}