23:44:56 Create new PHPExcel object
23:44:56 Set document properties
23:44:56 Add data
23:44:56 Set data validation
23:44:56 Write to Excel2007 format
23:44:56 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0240 seconds
23:44:56 Current memory usage: 6 MB
23:44:56 Peak memory usage: 6 MB
23:44:56 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples