22:17:14 Create new PHPExcel object<br />22:17:14 Set document properties<br />22:17:14 Add data<br />22:17:14 Set data validation<br />22:17:14 Write to Excel2007 format<br />22:17:14 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0293 seconds<br />22:17:14 Current memory usage: 3.75 MB<br />22:17:14 Peak memory usage: 3.75 MB<br />22:17:14 Done writing file<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />