02:58:29 Create new PHPExcel object<br />02:58:29 Set document properties<br />02:58:29 Add some data<br />02:58:29 Rename worksheet<br />02:58:29 Write to Excel2007 format<br />02:58:29 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0089 seconds<br />02:58:29 Current memory usage: 6.25 MB<br />02:58:29 Write to Excel5 format<br />02:58:29 File written to 01simple.xls<br />Call time to write Workbook was 0.0242 seconds<br />02:58:29 Current memory usage: 8.5 MB<br />02:58:29 Peak memory usage: 8.5 MB<br />02:58:29 Done writing files<br />Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />