43 Merge workbooks

02:13:19 Load MergeBook1 from Xlsx file
02:13:19 Read Xlsx format from /var/www/randydev/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0211 seconds
02:13:19 Load MergeBook2 from Xlsx file
02:13:19 Read Xlsx format from /var/www/randydev/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0023 seconds
02:13:19 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0040 seconds
02:13:19 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0075 seconds
02:13:19 Peak memory usage: 10.75MB