04:09:40 Create new PHPExcel object
04:09:40 Set document properties
04:09:40 Add data
04:09:40 Set data validation
04:09:40 Write to Excel2007 format
04:09:40 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0595 seconds
04:09:40 Current memory usage: 2 MB
04:09:40 Peak memory usage: 2 MB
04:09:40 Done writing file
File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples