00:32:20 Create new PHPExcel object<br />00:32:20 Set document properties<br />00:32:20 Add data<br />00:32:20 Set data validation<br />00:32:20 Write to Excel5 format<br />00:32:20 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0123 seconds<br />00:32:20 Current memory usage: 4 MB<br />00:32:20 Peak memory usage: 4 MB<br />00:32:20 Done writing file<br />File has been created in /var/www/mail_center/vendor/phpoffice/phpexcel/Examples<br />