PayPal\PayPalAPI\UpdateAccessPermissionsReq::toXMLString PHP Method

    public function toXMLString()
    {
        $str = '';
        $str .= '<ns:UpdateAccessPermissionsReq>';
        if ($this->UpdateAccessPermissionsRequest != null) {
            $str .= '<ns:UpdateAccessPermissionsRequest>';
            $str .= $this->UpdateAccessPermissionsRequest->toXMLString();
            $str .= '</ns:UpdateAccessPermissionsRequest>';
        }
        $str .= '</ns:UpdateAccessPermissionsReq>';
        return $str;
    }