23:04:01 Create new PHPExcel object<br />23:04:01 Set document properties<br />23:04:01 Add data<br />23:04:01 Set data validation<br />23:04:01 Write to Excel5 format<br />23:04:01 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0021 seconds<br />23:04:01 Current memory usage: 2 MB<br />23:04:01 Peak memory usage: 2 MB<br />23:04:01 Done writing file<br />File has been created in /var/www/nsst/vendor/phpoffice/phpexcel/Examples<br />