18:20:17 Create new PHPExcel object<br />18:20:17 Set document properties<br />18:20:17 Add data<br />18:20:17 Set data validation<br />18:20:17 Write to Excel5 format<br />18:20:17 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0258 seconds<br />18:20:17 Current memory usage: 6.5 MB<br />18:20:17 Peak memory usage: 6.5 MB<br />18:20:17 Done writing file<br />File has been created in /var/www/rcubenoida/vendor/phpoffice/phpexcel/Examples<br />