22:13:56 Create new PHPExcel object<br />22:13:57 Set document properties<br />22:13:57 Add data<br />22:13:57 Set data validation<br />22:13:57 Write to Excel2007 format<br />22:13:57 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.2612 seconds<br />22:13:57 Current memory usage: 4 MB<br />22:13:57 Peak memory usage: 4 MB<br />22:13:57 Done writing file<br />File has been created in /var/www/html/ims-dev/vendor/phpoffice/phpexcel/Examples<br />