17:34:02 Create new PHPExcel object
17:34:02 Set document properties
17:34:02 Add data
17:34:02 Set data validation
17:34:02 Write to Excel5 format
17:34:02 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0022 seconds
17:34:02 Current memory usage: 2 MB
17:34:02 Peak memory usage: 2 MB
17:34:02 Done writing file
File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples