09:41:12 Write to Excel2007 format<br />09:41:12 File written to 33chartcreate-radar.xlsx<br />09:41:12 Peak memory usage: 6 MB<br />09:41:12 Done writing file<br />File has been created in /var/www/html/add/qilan/laravel/vendor/phpoffice/phpexcel/Examples<br />