10:12:55 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0295 seconds<br />10:12:55 Current memory usage: 4 MB<br />10:12:55 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0028 seconds<br />10:12:55 Current memory usage: 4 MB<br />10:12:55 Write to Excel2007 format<br />10:12:55 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0157 seconds<br />10:12:55 Current memory usage: 6 MB<br />10:12:55 Peak memory usage: 6 MB<br />10:12:55 Done writing file<br />File has been created in /var/www/html/elite-opol/vendor/phpoffice/phpexcel/Examples<br />