07:53:26 Write to Excel2007 format<br />07:53:26 File written to 33chartcreate-column-2.xlsx<br />07:53:26 Peak memory usage: 6 MB<br />07:53:26 Done writing file<br />File has been created in /var/www/html/laravel_test/vendor/phpoffice/phpexcel/Examples<br />