21:18:24 Create new PHPExcel object<br />21:18:24 Create styles array<br />21:18:24 Add data (begin)<br />21:18:24 Add data (end), time: 0.27 s<br />21:18:24 Write to Excel2007 format<br />21:18:24 File written to 40duplicateStyle.xlsx<br />21:18:24 Peak memory usage: 6 MB<br />21:18:24 Done writing file<br />File has been created in /home/myitalianu/itdepartment/vendor/phpoffice/phpexcel/Examples<br />