21:15:05 Write to Excel2007 format<br />21:15:05 File written to 33chartcreate-column.xlsx<br />21:15:05 Peak memory usage: 6 MB<br />21:15:05 Done writing file<br />File has been created in /var/www/html/elite-talisay/vendor/phpoffice/phpexcel/Examples<br />