00:51:01 Create new PHPExcel object<br />00:51:01 Set document properties<br />00:51:01 Add data<br />00:51:01 Set data validation<br />00:51:01 Write to Excel2007 format<br />00:51:01 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0152 seconds<br />00:51:01 Current memory usage: 4.75 MB<br />00:51:01 Peak memory usage: 4.75 MB<br />00:51:01 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />