10:12:33 Create new PHPExcel object<br />10:12:33 Set document properties<br />10:12:33 Add data<br />10:12:33 Set data validation<br />10:12:33 Write to Excel2007 format<br />10:12:33 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0027 seconds<br />10:12:33 Current memory usage: 2 MB<br />10:12:33 Peak memory usage: 2 MB<br />10:12:33 Done writing file<br />File has been created in /var/www/html/Qudrive/vendor/phpoffice/phpexcel/Examples<br />