43 Merge workbooks

22:53:06 Load MergeBook1 from Excel2007 file
22:53:06 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0342 seconds
22:53:06 Load MergeBook2 from Excel2007 file
22:53:06 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0030 seconds
22:53:06 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0050 seconds
22:53:06 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0118 seconds
22:53:06 Peak memory usage: 6.75MB