18:44:34 Create new PHPExcel object
18:44:34 Set document properties
18:44:34 Add data
18:44:34 Set data validation
18:44:34 Write to Excel5 format
18:44:34 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0035 seconds
18:44:34 Current memory usage: 2 MB
18:44:34 Peak memory usage: 2 MB
18:44:34 Done writing file
File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples