20:13:01 Create new PHPExcel object<br />20:13:01 Set document properties<br />20:13:01 Add data<br />20:13:01 Set data validation<br />20:13:01 Write to Excel2007 format<br />20:13:01 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0089 seconds<br />20:13:01 Current memory usage: 6 MB<br />20:13:01 Peak memory usage: 6 MB<br />20:13:01 Done writing file<br />File has been created in /home/uniem/public_html/SUNIEM/vendor/phpoffice/phpexcel/Examples<br />