43 Merge workbooks

13:13:16 Load MergeBook1 from Excel2007 file
13:13:16 Read Excel2007 format from /home/factovizjh/presicote_test/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0166 seconds
13:13:16 Load MergeBook2 from Excel2007 file
13:13:16 Read Excel2007 format from /home/factovizjh/presicote_test/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0020 seconds
13:13:16 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0030 seconds
13:13:16 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0067 seconds
13:13:16 Peak memory usage: 6.5MB