16:04:20 Write to Excel2007 format<br />16:04:20 File written to 33chartcreate-bar-stacked.xlsx<br />16:04:20 Peak memory usage: 2 MB<br />16:04:20 Done writing file<br />File has been created in /var/www/html/IDEE/vendor/phpoffice/phpexcel/Examples<br />