10:09:39 Create new PHPExcel object<br />10:09:39 Set document properties<br />10:09:39 Add data<br />10:09:39 Set data validation<br />10:09:39 Write to Excel2007 format<br />10:09:39 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0326 seconds<br />10:09:39 Current memory usage: 3.75 MB<br />10:09:39 Peak memory usage: 3.75 MB<br />10:09:39 Done writing file<br />File has been created in D:\whospost\dv2\vendor\phpoffice\phpexcel\Examples<br />