22:18:21 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0416 seconds<br />22:18:21 Current memory usage: 4.75 MB<br />22:18:21 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0050 seconds<br />22:18:21 Current memory usage: 4.75 MB<br />22:18:21 Write to Excel2007 format<br />22:18:21 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0226 seconds<br />22:18:21 Current memory usage: 7 MB<br />22:18:21 Peak memory usage: 7 MB<br />22:18:21 Done writing file<br />File has been created in /var/www/html/duhasyariah/vendor/phpoffice/phpexcel/Examples<br />