10:51:34 Write to Excel2007 format<br />10:51:34 File written to 33chartcreate-column-2.xlsx<br />10:51:34 Peak memory usage: 6 MB<br />10:51:34 Done writing file<br />File has been created in /var/www/html/add/wm/laravel/vendor/phpoffice/phpexcel/Examples<br />