Mailer/Mailer.php
public function sendMessage($recipients, $sender, $subject, $content)
    {
        $this->client->sendMessage($this->createMessage($recipients, $sender, $subject, $content));
    }
public function sendMessage($recipients, $sender, $subject, $content)
    {
        $this->client->sendMessage($this->createMessage($recipients, $sender, $subject, $content));
    }
public function sendMessage ( $ recipients , $ sender , $ subject , $ content ) { $ this -> client -> sendMessage ( $ this -> createMessage ( $ recipients , $ sender , $ subject , $ content ) ) ; }
Send a transactional message.

@param mixed  $recipients
@param mixed  $sender
@param string $subject
@param string $content
Send a transactional message .