11:38:07 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0827 seconds<br />11:38:07 Current memory usage: 4 MB<br />11:38:07 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0081 seconds<br />11:38:07 Current memory usage: 4 MB<br />11:38:07 Write to Excel2007 format<br />11:38:07 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0434 seconds<br />11:38:07 Current memory usage: 6 MB<br />11:38:07 Peak memory usage: 6 MB<br />11:38:07 Done writing file<br />File has been created in /home/warehousemgt/public_html/vendor/phpoffice/phpexcel/Examples<br />