06:32:21 Write to Excel2007 format<br />06:32:21 File written to 33chartcreate-multiple-charts.xlsx<br />06:32:21 Peak memory usage: 5.5 MB<br />06:32:21 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4e/vendor/phpoffice/phpexcel/Examples<br />