43 Merge workbooks

05:15:12 Load MergeBook1 from Xlsx file
05:15:12 Read Xlsx format from /var/www/html/testcheckoutcardnet/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0235 seconds
05:15:12 Load MergeBook2 from Xlsx file
05:15:12 Read Xlsx format from /var/www/html/testcheckoutcardnet/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0029 seconds
05:15:12 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0035 seconds
05:15:12 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0088 seconds
05:15:12 Peak memory usage: 8MB