43 Merge workbooks

19:31:43 Load MergeBook1 from Excel2007 file
19:31:44 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0695 seconds
19:31:44 Load MergeBook2 from Excel2007 file
19:31:44 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0027 seconds
19:31:44 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0042 seconds
19:31:44 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0054 seconds
19:31:44 Peak memory usage: 2.25MB