20:38:25 Create new PHPExcel object<br />20:38:25 Set document properties<br />20:38:25 Add data<br />20:38:25 Set data validation<br />20:38:25 Write to Excel2007 format<br />20:38:25 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.1184 seconds<br />20:38:25 Current memory usage: 6 MB<br />20:38:25 Peak memory usage: 6 MB<br />20:38:25 Done writing file<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />