01:00:44 Create new PHPExcel object
01:00:44 Set document properties
01:00:44 Add data
01:00:44 Set data validation
01:00:44 Write to Excel2007 format
01:00:44 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0238 seconds
01:00:44 Current memory usage: 6 MB
01:00:44 Peak memory usage: 6 MB
01:00:44 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples