09:09:44 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0129 seconds<br />09:09:44 Current memory usage: 2 MB<br />09:09:44 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0013 seconds<br />09:09:44 Current memory usage: 2 MB<br />09:09:44 Write to Excel2007 format<br />09:09:44 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0224 seconds<br />09:09:44 Current memory usage: 2 MB<br />09:09:44 Peak memory usage: 2 MB<br />09:09:44 Done writing file<br />File has been created in /home/clegatconh/backoffice/ninja/vendor/phpoffice/phpexcel/Examples<br />