19:45:06 Create new PHPExcel object<br />19:45:06 Create styles array<br />19:45:06 Add data (begin)<br />19:45:07 Add data (end), time: 0.93 s<br />19:45:07 Write to Excel2007 format<br />19:45:07 File written to 40duplicateStyle.xlsx<br />19:45:07 Peak memory usage: 5.75 MB<br />19:45:07 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />