src/Mime/Message.php
public function addBcc($address, $name = null)
    {
        $class = $this->_classes['address'];
        $bcc = new $class($address, $name);
        $this->_recipients[$bcc->email()] = $bcc;
        return $this;
    }
public function addBcc($address, $name = null)
    {
        $class = $this->_classes['address'];
        $bcc = new $class($address, $name);
        $this->_recipients[$bcc->email()] = $bcc;
        return $this;
    }
public function addBcc ( $ address , $ name = null ) { $ class = $ this -> _classes [ 'address' ] ; $ bcc = new $ class ( $ address , $ name ) ; $ this -> _recipients [ $ bcc -> email ( ) ] = $ bcc ; return $ this ; }
Adds blind carbon copy email recipient.

@param  string $address The sender email address.
@param  mixed  $name    The sender name.
@return self
Adds blind carbon copy email recipient .