17:10:45 Create new PHPExcel object<br />17:10:45 Set document properties<br />17:10:45 Add data<br />17:10:45 Set data validation<br />17:10:45 Write to Excel2007 format<br />17:10:45 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0027 seconds<br />17:10:45 Current memory usage: 1.5 MB<br />17:10:45 Peak memory usage: 1.5 MB<br />17:10:45 Done writing file<br />File has been created in /var/www/html/national-parameters/vendor/phpoffice/phpexcel/Examples<br />