12:39:54 Create new PHPExcel object<br />12:39:54 Create styles array<br />12:39:54 Add data (begin)<br />12:39:55 Add data (end), time: 0.58 s<br />12:39:55 Write to Excel2007 format<br />12:39:55 File written to 40duplicateStyle.xlsx<br />12:39:55 Peak memory usage: 6 MB<br />12:39:55 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />