21:52:49 Create new PHPExcel object<br />21:52:49 Set document properties<br />21:52:49 Add data<br />21:52:49 Set data validation<br />21:52:49 Write to Excel2007 format<br />21:52:49 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0086 seconds<br />21:52:49 Current memory usage: 1.5 MB<br />21:52:49 Peak memory usage: 1.5 MB<br />21:52:49 Done writing file<br />File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples<br />