23:00:05 Load workbook from Excel5 file<br />Call time to load Workbook was 0.0343 seconds<br />23:00:05 Current memory usage: 6 MB<br />23:00:05 Write to Excel2007 format<br />23:00:05 File written to 20readexcel5.xlsx<br />Call time to write Workbook was 0.0179 seconds<br />23:00:05 Current memory usage: 8 MB<br />23:00:05 Peak memory usage: 8 MB<br />23:00:05 Done reading file<br />File has been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />