10:22:41 Create new PHPExcel object<br />10:22:41 Set document properties<br />10:22:41 Add data<br />10:22:41 Set data validation<br />10:22:41 Write to Excel2007 format<br />10:22:41 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0114 seconds<br />10:22:41 Current memory usage: 6 MB<br />10:22:41 Peak memory usage: 6 MB<br />10:22:41 Done writing file<br />File has been created in /home/akacsystem/facturacion.akacsystem.com/vendor/phpoffice/phpexcel/Examples<br />