yuskan help

function getUsername(){
  var userUbi;

  // I will just hardcode a username for now since this is not running in the browser.
  var username = 'Abmelden Thenlie Log out'
  // for (const a of document.querySelectorAll("a")) {
  //   if (a.textContent.includes("Abmelden") || a.textContent.includes("Log out")) {
  //     username = a.textContent
  //   }
  // }

  if(username == null || username == undefined) {
    setTimeout(getUsername,250);
  } else {
    username = username.replace('Abmelden','');
    userUbi = username.replace('Log out','');
    console.log("Nutzername: " + userUbi)

    return userUbi;
  }
}

// The Main Function
function main () {
  console.log(getUsername());
};