15:35:36 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0455 seconds<br />15:35:36 Current memory usage: 4.75 MB<br />15:35:36 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0080 seconds<br />15:35:36 Current memory usage: 4.75 MB<br />15:35:36 Write to Excel2007 format<br />15:35:36 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0304 seconds<br />15:35:36 Current memory usage: 7 MB<br />15:35:36 Peak memory usage: 7 MB<br />15:35:36 Done writing file<br />File has been created in /var/www/rmzinfinity/vendor/phpoffice/phpexcel/Examples<br />