21:45:22 Write to Excel2007 format<br />21:45:22 File written to 33chartcreate-column-2.xlsx<br />21:45:22 Peak memory usage: 1 MB<br />21:45:22 Done writing file<br />File has been created in /home/abpwebfrnh/www/master/vendor/phpoffice/phpexcel/Examples<br />