01 Simple

14:39:19 Create new Spreadsheet object
14:39:19 Set document properties
14:39:19 Add some data
14:39:19 Rename worksheet

Fatal error: Class 'XMLWriter' not found in /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Shared/XMLWriter.php on line 5