15:49:12 Create new PHPExcel object<br />15:49:12 Set document properties<br />15:49:12 Add data<br />15:49:12 Set data validation<br />15:49:12 Write to Excel2007 format<br />15:49:12 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0323 seconds<br />15:49:12 Current memory usage: 2 MB<br />15:49:12 Peak memory usage: 2 MB<br />15:49:12 Done writing file<br />File has been created in /var/www/mp/vendor/phpoffice/phpexcel/Examples<br />