01:39:01 Create new PHPExcel object
01:39:01 Set document properties
01:39:01 Add data
01:39:01 Set data validation
01:39:01 Write to Excel5 format
01:39:01 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0339 seconds
01:39:01 Current memory usage: 5.75 MB
01:39:01 Peak memory usage: 5.75 MB
01:39:01 Done writing file
File has been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples