17:23:16 Create new PHPExcel object<br />17:23:16 Set document properties<br />17:23:16 Add data<br />17:23:16 Set data validation<br />17:23:16 Write to Excel2007 format<br />17:23:16 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0031 seconds<br />17:23:16 Current memory usage: 2 MB<br />17:23:16 Peak memory usage: 2 MB<br />17:23:16 Done writing file<br />File has been created in /var/www/html/Quetzal/vendor/phpoffice/phpexcel/Examples<br />