22:52:02 Create new PHPExcel object<br />22:52:02 Set document properties<br />22:52:02 Add data<br />22:52:02 Set data validation<br />22:52:02 Write to Excel2007 format<br />22:52:02 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0195 seconds<br />22:52:02 Current memory usage: 1.5 MB<br />22:52:02 Peak memory usage: 1.5 MB<br />22:52:02 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />