23:10:37 Create new PHPExcel object<br />23:10:37 Set document properties<br />23:10:37 Add data<br />23:10:37 Set data validation<br />23:10:37 Write to Excel5 format<br />23:10:37 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0167 seconds<br />23:10:37 Current memory usage: 5.25 MB<br />23:10:37 Peak memory usage: 5.25 MB<br />23:10:37 Done writing file<br />File has been created in /alidata/www/jiandance/vendor/phpoffice/phpexcel/Examples<br />