12:37:33 Create new PHPExcel object<br />12:37:33 Set document properties<br />12:37:33 Add data<br />12:37:33 Set data validation<br />12:37:33 Write to Excel2007 format<br />12:37:33 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0160 seconds<br />12:37:33 Current memory usage: 6 MB<br />12:37:33 Peak memory usage: 6 MB<br />12:37:33 Done writing file<br />File has been created in /var/www/html/elite-duenas/vendor/phpoffice/phpexcel/Examples<br />