22:51:49 Create new PHPExcel object<br />22:51:49 Set document properties<br />22:51:49 Add data<br />22:51:49 Set data validation<br />22:51:49 Write to Excel2007 format<br />22:51:49 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0187 seconds<br />22:51:49 Current memory usage: 3.75 MB<br />22:51:49 Peak memory usage: 3.75 MB<br />22:51:49 Done writing file<br />File has been created in D:\whospost\dv\vendor\phpoffice\phpexcel\Examples<br />