17:09:02 Write to Excel2007 format<br />17:09:02 File written to 33chartcreate-column-2.xlsx<br />17:09:02 Peak memory usage: 2 MB<br />17:09:02 Done writing file<br />File has been created in /var/www/html/elite-laoac/vendor/phpoffice/phpexcel/Examples<br />