12:37:31 Write to Excel2007 format<br />12:37:31 File written to 33chartcreate-column.xlsx<br />12:37:31 Peak memory usage: 6.5 MB<br />12:37:31 Done writing file<br />File has been created in /var/www/www-root/data/www/api.peney.net/engine/releases/20/vendor/phpoffice/phpexcel/Examples<br />