19:32:50 Create new PHPExcel object
19:32:50 Set document properties
19:32:50 Add data
19:32:50 Set data validation
19:32:50 Write to Excel2007 format
19:32:50 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0228 seconds
19:32:50 Current memory usage: 6 MB
19:32:50 Peak memory usage: 6 MB
19:32:50 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples