public function addBcc($bcc)
    {
        if ($this->isValidEmail($bcc) === true) {
            if (is_array($bcc, $this->bcc) === false) {
                $this->bcc[] = $bcc;
            }
        }

        return false;
    }
public function addBcc($bcc)
    {
        if ($this->isValidEmail($bcc) === true) {
            if (is_array($bcc, $this->bcc) === false) {
                $this->bcc[] = $bcc;
            }
        }

        return false;
    }
public function addBcc ( $ bcc ) { if ( $ this -> isValidEmail ( $ bcc ) === true ) { if ( is_array ( $ bcc , $ this -> bcc ) === false ) { $ this -> bcc [ ] = $ bcc ; } } return false ; }
For add a new BCC.

@param string $bcc

@since 1.9.0

@return bool
For add a new BCC .