18:30:43 Create new PHPExcel object<br />18:30:43 Set document properties<br />18:30:43 Add data<br />18:30:43 Set data validation<br />18:30:43 Write to Excel2007 format<br />18:30:43 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0040 seconds<br />18:30:43 Current memory usage: 2 MB<br />18:30:43 Peak memory usage: 2 MB<br />18:30:43 Done writing file<br />File has been created in /var/www/html/elite-demo/vendor/phpoffice/phpexcel/Examples<br />