07:11:29 Create new PHPExcel object<br />07:11:29 Set document properties<br />07:11:29 Add data<br />07:11:29 Set data validation<br />07:11:29 Write to Excel2007 format<br />07:11:29 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0139 seconds<br />07:11:29 Current memory usage: 2 MB<br />07:11:29 Peak memory usage: 2 MB<br />07:11:29 Done writing file<br />File has been created in /home/gazipur/ray.gazipurcity.com/vendor/phpoffice/phpexcel/Examples<br />