const urlParams = new URLSearchParams(window.location.search); let parrainage = urlParams.get('parrainage'); if (parrainage) { document.cookie = “parrainage=${parrainage};domain=.noteznous.fr;path=/;max-age=86400”; } else { const cookie = document.cookie .split(';') .map(c => c.trim()) .find(c => c.startsWith('parrainage=')); if (cookie) { parrainage = cookie.split('=')[1]; } } console.log('Parrainage:', parrainage);