src/Mime/Message.php
public function addTo($address, $name = null)
    {
        $address = $this->_addRecipient('To', $address, $name);
        $this->_recipients[$address->email()] = $address;
        return $this;
    }
public function addTo($address, $name = null)
    {
        $address = $this->_addRecipient('To', $address, $name);
        $this->_recipients[$address->email()] = $address;
        return $this;
    }
public function addTo ( $ address , $ name = null ) { $ address = $ this -> _addRecipient ( 'To' , $ address , $ name ) ; $ this -> _recipients [ $ address -> email ( ) ] = $ address ; return $ this ; }
Add an email recipient.

@param  string $address The email address.
@param  mixed  $name    The name.
@return self
Add an email recipient .