03:01:59 Create new PHPExcel object<br />03:01:59 Set document properties<br />03:01:59 Add data<br />03:01:59 Set data validation<br />03:01:59 Write to Excel5 format<br />03:01:59 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0111 seconds<br />03:01:59 Current memory usage: 6.25 MB<br />03:01:59 Peak memory usage: 6.25 MB<br />03:01:59 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />