15:36:18 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0237 seconds<br />15:36:18 Current memory usage: 4.75 MB<br />15:36:18 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0037 seconds<br />15:36:19 Current memory usage: 4.75 MB<br />15:36:19 Write to Excel2007 format<br />15:36:19 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0125 seconds<br />15:36:19 Current memory usage: 7 MB<br />15:36:19 Peak memory usage: 7 MB<br />15:36:19 Done writing file<br />File has been created in /var/www/uae/vendor/phpoffice/phpexcel/Examples<br />