22:56:43 Create new PHPExcel object<br />22:56:43 Set document properties<br />22:56:43 Add data<br />22:56:43 Set data validation<br />22:56:43 Write to Excel5 format<br />22:56:43 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0146 seconds<br />22:56:43 Current memory usage: 4 MB<br />22:56:43 Peak memory usage: 4 MB<br />22:56:43 Done writing file<br />File has been created in /var/www/html/preuc/vendor/phpoffice/phpexcel/Examples<br />