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