23:00:28 Create new PHPExcel object<br />23:00:28 Set document properties<br />23:00:28 Add data<br />23:00:28 Set data validation<br />23:00:28 Write to Excel5 format<br />23:00:28 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0128 seconds<br />23:00:28 Current memory usage: 6 MB<br />23:00:28 Peak memory usage: 6 MB<br />23:00:28 Done writing file<br />File has been created in /var/www/customs_huizhida_v2/vendor/phpoffice/phpexcel/Examples<br />