43 Merge workbooks

06:47:37 Load MergeBook1 from Excel2007 file
06:47:37 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook1.xlsx in 0.0228 seconds
06:47:37 Load MergeBook2 from Excel2007 file
06:47:37 Read Excel2007 format from /home/factovizjh/presicote/vendor/phpoffice/phpspreadsheet/samples/templates/43mergeBook2.xlsx in 0.0028 seconds
06:47:37 Write Excel2007 format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0035 seconds
06:47:37 Write Excel5 format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0032 seconds
06:47:37 Peak memory usage: 2.25MB