23:15:39 Write to Excel2007 format<br />23:15:39 File written to 33chartcreate-column.xlsx<br />23:15:39 Peak memory usage: 6 MB<br />23:15:39 Done writing file<br />File has been created in /home/uniem/public_html/SUNIEM/vendor/phpoffice/phpexcel/Examples<br />