21:25:13 Create new PHPExcel object<br />21:25:13 Set document properties<br />21:25:13 Add data<br />21:25:13 Set data validation<br />21:25:13 Write to Excel5 format<br />21:25:13 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0021 seconds<br />21:25:13 Current memory usage: 2 MB<br />21:25:13 Peak memory usage: 2.25 MB<br />21:25:13 Done writing file<br />File has been created in /var/www/chFinance/vendor/phpoffice/phpexcel/Examples<br />