20:13:09 Create new PHPExcel object<br />20:13:09 Set document properties<br />20:13:09 Add data<br />20:13:09 Set data validation<br />20:13:09 Write to Excel2007 format<br />20:13:09 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0115 seconds<br />20:13:09 Current memory usage: 3.75 MB<br />20:13:09 Peak memory usage: 3.75 MB<br />20:13:09 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />