16:48:39 Write to Excel2007 format<br />16:48:39 File written to 33chartcreate-column.xlsx<br />16:48:39 Peak memory usage: 2 MB<br />16:48:39 Done writing file<br />File has been created in /var/www/edif/sites/all/modules/contrib/loft_data_grids/vendor/phpoffice/phpexcel/Examples<br />