23:41:52 Create new PHPExcel object
23:41:52 Set document properties
23:41:52 Add data
23:41:52 Set data validation
23:41:52 Write to Excel2007 format
23:41:52 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0144 seconds
23:41:52 Current memory usage: 6 MB
23:41:52 Peak memory usage: 6 MB
23:41:52 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples