22:51:20 Create new PHPExcel object<br />22:51:20 Set document properties<br />22:51:20 Add data<br />22:51:20 Set data validation<br />22:51:20 Write to Excel2007 format<br />22:51:20 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0150 seconds<br />22:51:20 Current memory usage: 6 MB<br />22:51:20 Peak memory usage: 6 MB<br />22:51:20 Done writing file<br />File has been created in /home/royatumj/public_html/NiuMilkSystem/vendor/phpoffice/phpexcel/Examples<br />