14:13:59 Create new PHPExcel object<br />14:13:59 Set document properties<br />14:13:59 Add data<br />14:13:59 Set data validation<br />14:13:59 Write to Excel2007 format<br />14:13:59 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0051 seconds<br />14:13:59 Current memory usage: 6 MB<br />14:13:59 Peak memory usage: 6 MB<br />14:13:59 Done writing file<br />File has been created in /var/www/wu1n/vendor/phpoffice/phpexcel/Examples<br />