02:37:34 Create new PHPExcel object<br />02:37:34 Set document properties<br />02:37:34 Add data<br />02:37:34 Set data validation<br />02:37:34 Write to Excel2007 format<br />02:37:34 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0143 seconds<br />02:37:34 Current memory usage: 6 MB<br />02:37:34 Peak memory usage: 6 MB<br />02:37:34 Done writing file<br />File has been created in /var/www/html/elite-calinog/vendor/phpoffice/phpexcel/Examples<br />