09:01:10 Write to Excel2007 format<br />09:01:10 File written to 33chartcreate-bar.xlsx<br />09:01:10 Peak memory usage: 4 MB<br />09:01:10 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />