12:15:51 Write to Excel2007 format<br />12:15:51 File written to 33chartcreate-column.xlsx<br />12:15:51 Peak memory usage: 4 MB<br />12:15:51 Done writing file<br />File has been created in /var/www/html/fims-dev/ims/vendor/phpoffice/phpexcel/Examples<br />