07:03:46 Create new PHPExcel object<br />07:03:46 Set document properties<br />07:03:46 Add data<br />07:03:46 Set data validation<br />07:03:46 Write to Excel2007 format<br />07:03:47 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0166 seconds<br />07:03:47 Current memory usage: 4.75 MB<br />07:03:47 Peak memory usage: 4.75 MB<br />07:03:47 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />