09:27:14 Create new PHPExcel object<br />09:27:14 Create styles array<br />09:27:14 Add data (begin)<br />09:27:15 Add data (end), time: 0.36 s<br />09:27:15 Write to Excel2007 format<br />09:27:15 File written to 40duplicateStyle.xlsx<br />09:27:15 Peak memory usage: 10 MB<br />09:27:15 Done writing file<br />File has been created in /var/www/html/laravel/vendor/phpoffice/phpexcel/Examples<br />