20:30:08 Create new PHPExcel object<br />20:30:08 Set document properties<br />20:30:08 Add data<br />20:30:08 Set data validation<br />20:30:08 Write to Excel5 format<br />20:30:08 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0178 seconds<br />20:30:08 Current memory usage: 2 MB<br />20:30:08 Peak memory usage: 2 MB<br />20:30:08 Done writing file<br />File has been created in /var/www/mp/vendor/phpoffice/phpexcel/Examples<br />