00:06:46 Write to Excel2007 format<br />00:06:46 File written to 33chartcreate-column-2.xlsx<br />00:06:46 Peak memory usage: 6 MB<br />00:06:46 Done writing file<br />File has been created in /home/uniem/public_html/SUNIEM/vendor/phpoffice/phpexcel/Examples<br />