20:46:57 Create new PHPExcel object<br />20:46:57 Set document properties<br />20:46:57 Add data<br />20:46:57 Set data validation<br />20:46:57 Write to Excel2007 format<br />20:46:57 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0177 seconds<br />20:46:57 Current memory usage: 3.75 MB<br />20:46:57 Peak memory usage: 3.75 MB<br />20:46:57 Done writing file<br />File has been created in D:\whospost\dvT\vendor\phpoffice\phpexcel\Examples<br />