43 Merge workbooks

22:02:14 Load MergeBook1 from Xlsx file
22:02:14 Read Xlsx format from /var/www/u0381365/data/www/kgnic.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0056 seconds
22:02:14 Load MergeBook2 from Xlsx file
22:02:14 Read Xlsx format from /var/www/u0381365/data/www/kgnic.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0028 seconds
22:02:14 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0038 seconds
22:02:14 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0023 seconds
22:02:14 Peak memory usage: 2MB