15:50:53 Create new PHPExcel object<br />15:50:53 Set document properties<br />15:50:53 Add data<br />15:50:53 Set data validation<br />15:50:53 Write to Excel2007 format<br />15:50:53 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0030 seconds<br />15:50:53 Current memory usage: 2 MB<br />15:50:53 Peak memory usage: 2 MB<br />15:50:53 Done writing file<br />File has been created in /var/www/html/var/www/html/vendor/phpoffice/phpexcel/Examples<br />