13:05:24 Create new PHPExcel object<br />13:05:24 Set document properties<br />13:05:24 Add data<br />13:05:24 Set data validation<br />13:05:24 Write to Excel2007 format<br />13:05:24 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0794 seconds<br />13:05:24 Current memory usage: 4.75 MB<br />13:05:24 Peak memory usage: 4.75 MB<br />13:05:24 Done writing file<br />File has been created in /var/www/html/gestion_dls_laravel/vendor/phpoffice/phpexcel/Examples<br />