15:10:01 Write to Excel2007 format<br />15:10:02 File written to 33chartcreate-multiple-charts.xlsx<br />15:10:02 Peak memory usage: 6 MB<br />15:10:02 Done writing file<br />File has been created in /var/www/html/ims-dev/vendor/phpoffice/phpexcel/Examples<br />