11:12:12 Write to Excel2007 format<br />11:12:12 File written to 33chartcreate-column.xlsx<br />11:12:12 Peak memory usage: 4 MB<br />11:12:12 Done writing file<br />File has been created in /home/millesimwc/www/cnfce/vendor/phpoffice/phpexcel/Examples<br />