11:01:29 Create new PHPExcel object<br />11:01:29 Set document properties<br />11:01:29 Add data<br />11:01:29 Set data validation<br />11:01:29 Write to Excel5 format<br />11:01:29 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0431 seconds<br />11:01:29 Current memory usage: 2 MB<br />11:01:29 Peak memory usage: 2 MB<br />11:01:29 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />