00:20:17 Create new PHPExcel object<br />00:20:17 Set document properties<br />00:20:17 Add data<br />00:20:17 Set data validation<br />00:20:17 Write to Excel2007 format<br />00:20:17 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0037 seconds<br />00:20:17 Current memory usage: 1.75 MB<br />00:20:17 Peak memory usage: 2 MB<br />00:20:17 Done writing file<br />File has been created in /var/www/html/duhasyariah/vendor/phpoffice/phpexcel/Examples<br />