19:43:33 Write to Excel2007 format<br />19:43:33 File written to 33chartcreate-column.xlsx<br />19:43:33 Peak memory usage: 6.5 MB<br />19:43:33 Done writing file<br />File has been created in /var/www/dolphin_022825/vendor/phpoffice/phpexcel/Examples<br />