11:12:13 Load MergeBook1 from Excel2007 file<br />Call time to read Mergebook1 was 0.0298 seconds<br />11:12:13 Current memory usage: 4 MB<br />11:12:13 Load MergeBook2 from Excel2007 file<br />Call time to read Mergebook2 was 0.0027 seconds<br />11:12:13 Current memory usage: 4 MB<br />11:12:13 Write to Excel2007 format<br />11:12:13 File written to 43mergeWorkbooks.xlsx<br />Call time to write Workbook was 0.0153 seconds<br />11:12:13 Current memory usage: 6 MB<br />11:12:13 Peak memory usage: 6 MB<br />11:12:13 Done writing file<br />File has been created in /var/www/html/elite-tubod/vendor/phpoffice/phpexcel/Examples<br />