05:28:23 Create new PHPExcel object<br />05:28:23 Set document properties<br />05:28:23 Add data<br />05:28:23 Set data validation<br />05:28:23 Write to Excel2007 format<br />05:28:23 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0304 seconds<br />05:28:23 Current memory usage: 3.75 MB<br />05:28:23 Peak memory usage: 3.75 MB<br />05:28:23 Done writing file<br />File has been created in D:\whospost\dvT\vendor\phpoffice\phpexcel\Examples<br />