14:09:43 Create new PHPExcel object<br />14:09:43 Set document properties<br />14:09:43 Add some data<br />14:09:43 Set header/footer<br />14:09:43 Add a drawing to the header<br />14:09:43 Set page orientation and size<br />14:09:43 Rename worksheet<br />14:09:43 Write to Excel2007 format<br />14:09:43 File written to 04printing.xlsx<br />Call time to write Workbook was 0.0138 seconds<br />14:09:43 Current memory usage: 6.75 MB<br />14:09:43 Write to Excel5 format<br />14:09:44 File written to 04printing.xls<br />Call time to write Workbook was 0.0296 seconds<br />14:09:44 Current memory usage: 9 MB<br />14:09:44 Peak memory usage: 9 MB<br />14:09:44 Done writing files<br />Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />