public static function getMail($recipients = null, $subject = null, $charset = null)
{
$mail = new Mail($charset);
if ($recipients) {
if (is_string($recipients)) {
$mail->addTo($recipients);
} elseif (is_array($recipients)) {
foreach ($recipients as $recipient) {
$mail->addTo($recipient);
}
}
}
if ($subject) {
$mail->setSubject($subject);
}
return $mail;
}