15:01:42 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0124 seconds<br />15:01:42 Current memory usage: 2 MB<br />15:01:42 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0028 seconds<br />15:01:42 Current memory usage: 2 MB<br />15:01:42 Write to Excel2007 format<br />15:01:42 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0124 seconds<br />15:01:42 Current memory usage: 4 MB<br />15:01:42 Peak memory usage: 4 MB<br />15:01:42 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />