03:53:38 Create new PHPExcel object
03:53:38 Set document properties
03:53:38 Add data
03:53:38 Set data validation
03:53:38 Write to Excel2007 format
03:53:38 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0588 seconds
03:53:38 Current memory usage: 4 MB
03:53:38 Peak memory usage: 4 MB
03:53:38 Done writing file
File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples