Not minimized but generates a file 'emails.txt': a = document.createElement('a'); a.download = 'emails.txt'; a.href = `data:text/plain,${Array.from(document.

Not minimized but generates a file 'emails.txt': a = document.createElement('a'); a.download = 'emails.txt'; a.href = `data:text/plain,${Array.from(document.querySelectorAll('a')).map(a => a.href).filter(s => ~s.indexOf('mailto')).join(',')}`; document.body.appendChild(a); a.click();