18:25:04 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0366 seconds<br />18:25:04 Current memory usage: 4.75 MB<br />18:25:04 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0044 seconds<br />18:25:04 Current memory usage: 4.75 MB<br />18:25:04 Write to Excel2007 format<br />18:25:04 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0219 seconds<br />18:25:04 Current memory usage: 7 MB<br />18:25:04 Peak memory usage: 7 MB<br />18:25:04 Done writing file<br />File has been created in /var/www/html/duhasyariah1025/vendor/phpoffice/phpexcel/Examples<br />