17:28:30 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0121 seconds<br />17:28:30 Current memory usage: 2 MB<br />17:28:30 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0033 seconds<br />17:28:30 Current memory usage: 2 MB<br />17:28:30 Write to Excel2007 format<br />17:28:30 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0173 seconds<br />17:28:30 Current memory usage: 4 MB<br />17:28:30 Peak memory usage: 4 MB<br />17:28:30 Done writing file<br />File has been created in /var/www/html/elite-paombong/vendor/phpoffice/phpexcel/Examples<br />