21:31:34 Create new PHPExcel object<br />21:31:34 Set document properties<br />21:31:34 Add data<br />21:31:34 Set data validation<br />21:31:34 Write to Excel2007 format<br />21:31:34 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0224 seconds<br />21:31:34 Current memory usage: 2 MB<br />21:31:34 Peak memory usage: 2 MB<br />21:31:34 Done writing file<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />