11:19:45 Create new PHPExcel object<br />11:19:45 Set document properties<br />11:19:45 Add data<br />11:19:45 Set data validation<br />11:19:45 Write to Excel2007 format<br />11:19:45 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0256 seconds<br />11:19:45 Current memory usage: 3.5 MB<br />11:19:45 Peak memory usage: 3.5 MB<br />11:19:45 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />