13:19:13 Create new PHPExcel object
13:19:13 Set document properties
13:19:13 Add data
13:19:13 Set data validation
13:19:13 Write to Excel5 format
13:19:13 File written to /var/www/html/Classes/Tests/15datavalidation-xls.xls
13:19:13 Peak memory usage: 1.75 MB
13:19:13 Done writing file