23:51:36 Create new PHPExcel object
23:51:36 Set document properties
23:51:36 Add data
23:51:36 Set data validation
23:51:36 Write to Excel2007 format
23:51:36 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0224 seconds
23:51:36 Current memory usage: 2 MB
23:51:36 Peak memory usage: 2 MB
23:51:36 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples