22:13:30 Create new PHPExcel object<br />22:13:30 Set document properties<br />22:13:30 Add data<br />22:13:30 Set data validation<br />22:13:30 Write to Excel2007 format<br />22:13:30 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0199 seconds<br />22:13:30 Current memory usage: 6 MB<br />22:13:30 Peak memory usage: 6 MB<br />22:13:30 Done writing file<br />File has been created in /var/www/html/duhasyariah131125/vendor/phpoffice/phpexcel/Examples<br />