17:42:18 Create new PHPExcel object<br />17:42:18 Set document properties<br />17:42:18 Add data<br />17:42:18 Set data validation<br />17:42:18 Write to Excel5 format<br />17:42:18 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0371 seconds<br />17:42:18 Current memory usage: 2 MB<br />17:42:18 Peak memory usage: 2 MB<br />17:42:18 Done writing file<br />File has been created in /var/www/mail_center/vendor/phpoffice/phpexcel/Examples<br />