const currentUrl = window.location.href; const oldDomain = 'leilukin.neocities.org'; const newDomain = 'leilukin.com'; const redirectUrl = (oldStr, newStr) => { if (currentUrl.includes(oldStr)) { const newUrl = currentUrl.replace(oldStr, newStr); location.replace(newUrl); } } redirectUrl(oldDomain, newDomain);