CIBlockCMLExport::ExportEnum

function ExportEnum($arUserField, $value)
{
	static $cache = array();
	if (!isset($cache[$value]))
	{
		$obEnum = new CUserFieldEnum;
		$rsEnum = $obEnum->GetList(array(), array(
			"USER_FIELD_ID" => $arUserField["ID"],
			"ID" => $value,
		));
		$cache[$value] = $rsEnum->Fetch();
	}
	return $cache[$value]["XML_ID"];
}