22:05:10 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0281 seconds<br />22:05:10 Current memory usage: 4 MB<br />22:05:10 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0027 seconds<br />22:05:10 Current memory usage: 4 MB<br />22:05:10 Write to Excel2007 format<br />22:05:10 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0147 seconds<br />22:05:10 Current memory usage: 6 MB<br />22:05:10 Peak memory usage: 6 MB<br />22:05:10 Done writing file<br />File has been created in /var/www/html/elite-carmen/vendor/phpoffice/phpexcel/Examples<br />