43 Merge workbooks

10:19:24 Load MergeBook1 from Xlsx file
10:19:24 Read Xlsx format from /var/www/u0381365/data/www/kgnic.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0081 seconds
10:19:24 Load MergeBook2 from Xlsx file
10:19:24 Read Xlsx format from /var/www/u0381365/data/www/kgnic.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0045 seconds
10:19:24 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0064 seconds
10:19:24 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0288 seconds
10:19:24 Peak memory usage: 2MB