22:25:17 Create new PHPExcel object
22:25:17 Set document properties
22:25:17 Add data
22:25:17 Set data validation
22:25:17 Write to Excel2007 format
22:25:17 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0237 seconds
22:25:17 Current memory usage: 6 MB
22:25:17 Peak memory usage: 6 MB
22:25:17 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples