15:27:30 Create new PHPExcel object
15:27:30 Set document properties
15:27:30 Add data
15:27:30 Set data validation
15:27:30 Write to Excel2007 format
15:27:30 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0155 seconds
15:27:30 Current memory usage: 5 MB
15:27:30 Peak memory usage: 5 MB
15:27:30 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples