21:36:59 Create new PHPExcel object<br />21:36:59 Set document properties<br />21:36:59 Add data<br />21:36:59 Set data validation<br />21:36:59 Write to Excel5 format<br />21:36:59 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0231 seconds<br />21:36:59 Current memory usage: 5.25 MB<br />21:36:59 Peak memory usage: 5.25 MB<br />21:36:59 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />