08:53:23 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0143 seconds<br />08:53:23 Current memory usage: 2 MB<br />08:53:23 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0013 seconds<br />08:53:23 Current memory usage: 2 MB<br />08:53:23 Write to Excel2007 format<br />08:53:23 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0075 seconds<br />08:53:23 Current memory usage: 2 MB<br />08:53:23 Peak memory usage: 2 MB<br />08:53:23 Done writing file<br />File has been created in /var/www/html/elite-umingan/vendor/phpoffice/phpexcel/Examples<br />