19:20:02 Create new PHPExcel object<br />19:20:02 Set document properties<br />19:20:02 Add data<br />19:20:02 Set data validation<br />19:20:02 Write to Excel2007 format<br />19:20:02 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0135 seconds<br />19:20:02 Current memory usage: 3.5 MB<br />19:20:02 Peak memory usage: 3.5 MB<br />19:20:02 Done writing file<br />File has been created in /var/www/provuna.com/banq/vendor/phpoffice/phpexcel/Examples<br />