15:22:00 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0116 seconds<br />15:22:00 Current memory usage: 1.5 MB<br />15:22:00 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0047 seconds<br />15:22:00 Current memory usage: 1.5 MB<br />15:22:00 Write to Excel2007 format<br />15:22:00 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0110 seconds<br />15:22:00 Current memory usage: 1.75 MB<br />15:22:00 Peak memory usage: 1.75 MB<br />15:22:00 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />