private static function getExtendedDataElement($values) { $result = "<ExtendedData>"; $ignore = ['parts', 'points', 'point']; foreach ($values as $key => $val) { if (!in_array($key, $ignore)) { $result .= '<Data name="' . $key . '">'; $result .= '<displayName>' . $key . '</displayName>'; $result .= '<value>' . $val . '</value>'; $result .= '</Data>'; } } $result .= "</ExtendedData>"; return $result; }