20:46:16 Create new PHPExcel object<br />20:46:16 Set document properties<br />20:46:16 Add data<br />20:46:16 Set data validation<br />20:46:16 Write to Excel2007 format<br />20:46:16 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.1086 seconds<br />20:46:16 Current memory usage: 2 MB<br />20:46:16 Peak memory usage: 2 MB<br />20:46:16 Done writing file<br />File has been created in /home/nepalgun/schedule.nepalgunjairport.com.np/vendor/phpoffice/phpexcel/Examples<br />