43 Merge workbooks

10:58:54 Load MergeBook1 from Excel2007 file
10:58:54 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0764 seconds
10:58:54 Load MergeBook2 from Excel2007 file
10:58:54 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0114 seconds
10:58:54 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0033 seconds
10:58:55 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0952 seconds
10:58:55 Peak memory usage: 2.25MB