21:31:24 Write to Excel2007 format<br />21:31:24 File written to 33chartcreate-column.xlsx<br />21:31:24 Peak memory usage: 1 MB<br />21:31:24 Done writing file<br />File has been created in /home/abpwebfrnh/www/test/vendor/phpoffice/phpexcel/Examples<br />