43 Merge workbooks

21:00:44 Load MergeBook1 from Xlsx file
21:00:45 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Basic/../templates/43mergeBook1.xlsx in 0.0166 seconds
21:00:45 Load MergeBook2 from Xlsx file
21:00:45 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Basic/../templates/43mergeBook2.xlsx in 0.0038 seconds
21:00:45 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0041 seconds
21:00:45 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0028 seconds
21:00:45 Peak memory usage: 2MB