07:54:38 Create new PHPExcel object<br />07:54:38 Set document properties<br />07:54:38 Add data<br />07:54:38 Set data validation<br />07:54:38 Write to Excel5 format<br />07:54:38 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0207 seconds<br />07:54:38 Current memory usage: 6 MB<br />07:54:38 Peak memory usage: 6 MB<br />07:54:38 Done writing file<br />File has been created in /var/www/html/laravel_test/vendor/phpoffice/phpexcel/Examples<br />