02:24:00 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0052 seconds<br />02:24:00 Current memory usage: 2 MB<br />02:24:00 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0025 seconds<br />02:24:00 Current memory usage: 2 MB<br />02:24:00 Write to Excel2007 format<br />02:24:00 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0039 seconds<br />02:24:00 Current memory usage: 2 MB<br />02:24:00 Peak memory usage: 2 MB<br />02:24:00 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />