19:45:41 Create new PHPExcel object<br />19:45:41 Set document properties<br />19:45:41 Add data<br />19:45:41 Set data validation<br />19:45:41 Write to Excel2007 format<br />19:45:41 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0235 seconds<br />19:45:41 Current memory usage: 12 MB<br />19:45:41 Peak memory usage: 12 MB<br />19:45:41 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />