21:16:34 Write to Excel2007 format<br />21:16:34 File written to 33chartcreate-column.xlsx<br />21:16:34 Peak memory usage: 5.5 MB<br />21:16:34 Done writing file<br />File has been created in /var/www/localhost/htdocs/baaszoom/vendor/phpoffice/phpexcel/Examples<br />