43 Merge workbooks

13:32:57 Load MergeBook1 from Excel2007 file
13:32:57 Read Excel2007 format from /home/factovizjh/presicote_test/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0292 seconds
13:32:57 Load MergeBook2 from Excel2007 file
13:32:57 Read Excel2007 format from /home/factovizjh/presicote_test/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0026 seconds
13:32:58 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0037 seconds
13:32:58 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0046 seconds
13:32:58 Peak memory usage: 2MB