05:36:44 Write to Excel2007 format<br />05:36:44 File written to 33chartcreate-multiple-charts.xlsx<br />05:36:44 Peak memory usage: 4 MB<br />05:36:44 Done writing file<br />File has been created in /var/www/html/test/public/vendor/phpoffice/phpexcel/Examples<br />