23:41:52 Create new PHPExcel object<br />23:41:52 Set document properties<br />23:41:52 Add data<br />23:41:52 Set data validation<br />23:41:52 Write to Excel2007 format<br />23:41:52 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0144 seconds<br />23:41:52 Current memory usage: 6 MB<br />23:41:52 Peak memory usage: 6 MB<br />23:41:52 Done writing file<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />