public function addExtraRecipient(Recipient $recipient)
    {
        if (!$this->extraRecipients->contains($recipient)) {
            $this->extraRecipients->add($recipient);
        }

        return $this;
    }
public function addExtraRecipient(Recipient $recipient)
    {
        if (!$this->extraRecipients->contains($recipient)) {
            $this->extraRecipients->add($recipient);
        }

        return $this;
    }
public function addExtraRecipient ( Recipient $ recipient ) { if ( ! $ this -> extraRecipients -> contains ( $ recipient ) ) { $ this -> extraRecipients -> add ( $ recipient ) ; } return $ this ; }
Adds the extra recipient.

@param Recipient $recipient

@return Notify
Adds the extra recipient .