06:33:03 Create new PHPExcel object
06:33:03 Set document properties
06:33:03 Add data
06:33:03 Set data validation
06:33:03 Write to Excel2007 format
06:33:03 File written to /var/www/html/Classes/Tests/15datavalidation.xlsx
06:33:03 Peak memory usage: 1.5 MB
06:33:03 Done writing file