19:37:11 Write to Excel2007 format<br />19:37:11 File written to 33chartcreate-bar-stacked.xlsx<br />19:37:11 Peak memory usage: 4 MB<br />19:37:11 Done writing file<br />File has been created in /var/www/html/elite-dingalan/vendor/phpoffice/phpexcel/Examples<br />