17:26:57 Create new PHPExcel object
17:26:57 Set document properties
17:26:57 Add data
17:26:57 Set data validation
17:26:57 Write to Excel2007 format
17:26:57 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0020 seconds
17:26:57 Current memory usage: 2 MB
17:26:57 Peak memory usage: 2 MB
17:26:57 Done writing file
File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples