43 Merge workbooks

20:03:59 Load MergeBook1 from Excel2007 file
20:03:59 Read Excel2007 format from /home/factovizjh/legitrack/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0268 seconds
20:03:59 Load MergeBook2 from Excel2007 file
20:03:59 Read Excel2007 format from /home/factovizjh/legitrack/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0023 seconds
20:03:59 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0038 seconds
20:03:59 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0102 seconds
20:03:59 Peak memory usage: 6.75MB