21:52:49 Create new PHPExcel object
21:52:49 Set document properties
21:52:49 Add data
21:52:49 Set data validation
21:52:49 Write to Excel2007 format
21:52:49 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0086 seconds
21:52:49 Current memory usage: 1.5 MB
21:52:49 Peak memory usage: 1.5 MB
21:52:49 Done writing file
File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples