04:44:26 Write to Excel2007 format<br />04:44:26 File written to 33chartcreate-column.xlsx<br />04:44:26 Peak memory usage: 6 MB<br />04:44:26 Done writing file<br />File has been created in /home/warehousemgt/public_html/vendor/phpoffice/phpexcel/Examples<br />