22:48:59 Create new PHPExcel object<br />22:48:59 Create styles array<br />22:48:59 Add data (begin)<br />22:48:59 Add data (end), time: 0.39 s<br />22:48:59 Write to Excel2007 format<br />22:49:00 File written to 40duplicateStyle.xlsx<br />22:49:00 Peak memory usage: 10 MB<br />22:49:00 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />