19:07:16 Write to Excel2007 format<br />19:07:16 File written to 33chartcreate-column.xlsx<br />19:07:16 Peak memory usage: 4 MB<br />19:07:16 Done writing file<br />File has been created in /var/www/html/elite-malolos/vendor/phpoffice/phpexcel/Examples<br />