17:32:33 Create new PHPExcel object<br />17:32:33 Set document properties<br />17:32:33 Add some data<br />17:32:33 Rename worksheet<br />17:32:33 Write to Excel2007 format<br />17:32:33 File written to 42richText.xlsx<br />Call time to write Workbook was 0.0099 seconds<br />17:32:33 Current memory usage: 6.25 MB<br />17:32:33 Write to Excel5 format<br />17:32:33 File written to 42richText.xls<br />Call time to write Workbook was 0.0246 seconds<br />17:32:33 Current memory usage: 8.75 MB<br />17:32:33 Peak memory usage: 8.75 MB<br />17:32:33 Done writing files<br />Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />