43 Merge workbooks

10:55:08 Load MergeBook1 from Excel2007 file
10:55:08 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0333 seconds
10:55:08 Load MergeBook2 from Excel2007 file
10:55:08 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0027 seconds
10:55:08 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0049 seconds
10:55:08 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0117 seconds
10:55:08 Peak memory usage: 6.75MB