15:44:45 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0305 seconds<br />15:44:45 Current memory usage: 4 MB<br />15:44:45 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0027 seconds<br />15:44:45 Current memory usage: 4 MB<br />15:44:45 Write to Excel2007 format<br />15:44:45 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0150 seconds<br />15:44:45 Current memory usage: 6 MB<br />15:44:45 Peak memory usage: 6 MB<br />15:44:45 Done writing file<br />File has been created in /var/www/html/elite-zaragoza/vendor/phpoffice/phpexcel/Examples<br />