21:35:46 Create new PHPExcel object<br />21:35:46 Create styles array<br />21:35:46 Add data (begin)<br />21:35:46 Add data (end), time: 0.41 s<br />21:35:46 Write to Excel2007 format<br />21:35:46 File written to 40duplicateStyle.xlsx<br />21:35:46 Peak memory usage: 8 MB<br />21:35:46 Done writing file<br />File has been created in /var/www/html/preuc/vendor/phpoffice/phpexcel/Examples<br />