10:20:35 Create new PHPExcel object<br />10:20:35 Set document properties<br />10:20:35 Add data<br />10:20:35 Set data validation<br />10:20:35 Write to Excel2007 format<br />10:20:35 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0186 seconds<br />10:20:35 Current memory usage: 6 MB<br />10:20:35 Peak memory usage: 6 MB<br />10:20:35 Done writing file<br />File has been created in /var/www/html/elite-duenas/vendor/phpoffice/phpexcel/Examples<br />