16:13:30 Write to Excel2007 format<br />16:13:30 File written to 33chartcreate-column.xlsx<br />16:13:30 Peak memory usage: 6.5 MB<br />16:13:30 Done writing file<br />File has been created in /var/www/html/duhasyariah/vendor/phpoffice/phpexcel/Examples<br />