18:40:55 Write to Excel2007 format<br />18:40:55 File written to 33chartcreate-column-2.xlsx<br />18:40:55 Peak memory usage: 6 MB<br />18:40:55 Done writing file<br />File has been created in /var/www/html/elite-bustos/vendor/phpoffice/phpexcel/Examples<br />