08:49:25 Create new PHPExcel object<br />08:49:25 Set document properties<br />08:49:25 Add data<br />08:49:25 Set data validation<br />08:49:25 Write to Excel2007 format<br />08:49:25 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0039 seconds<br />08:49:25 Current memory usage: 2 MB<br />08:49:25 Peak memory usage: 2 MB<br />08:49:25 Done writing file<br />File has been created in /home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Examples<br />