22:02:02 Write to Excel2007 format<br />22:02:03 File written to 33chartcreate-column-2.xlsx<br />22:02:03 Peak memory usage: 2.25 MB<br />22:02:03 Done writing file<br />File has been created in /home/kafo/public_html/vendor/phpoffice/phpexcel/Examples<br />