19:23:58 Create new PHPExcel object<br />19:23:58 Create styles array<br />19:23:58 Add data (begin)<br />19:23:58 Add data (end), time: 0.65 s<br />19:23:58 Write to Excel2007 format<br />19:23:58 File written to 40duplicateStyle.xlsx<br />19:23:58 Peak memory usage: 6 MB<br />19:23:58 Done writing file<br />File has been created in /var/www/html/test/public/vendor/phpoffice/phpexcel/Examples<br />