Jyxo\Mail\Sender::formatAddressList PHP Method

    private function formatAddressList(array $addressList) : string
    {
        $formated = '';
        while ($address = current($addressList)) {
            $formated .= $this->formatAddress($address);
            if (false !== next($addressList)) {
                $formated .= ', ';
            }
        }
        return $formated;
    }