22:48:47 Create new PHPExcel object<br />22:48:47 Set document properties<br />22:48:47 Add data<br />22:48:47 Set data validation<br />22:48:47 Write to Excel2007 format<br />22:48:47 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0588 seconds<br />22:48:47 Current memory usage: 6 MB<br />22:48:47 Peak memory usage: 6 MB<br />22:48:47 Done writing file<br />File has been created in /home/htdocs/zhyl/vendor/PHPExcel/Examples<br />