08:25:26 Create new PHPExcel object<br />08:25:26 Set document properties<br />08:25:26 Add data<br />08:25:26 Set data validation<br />08:25:26 Write to Excel2007 format<br />08:25:26 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0024 seconds<br />08:25:26 Current memory usage: 2 MB<br />08:25:26 Peak memory usage: 2 MB<br />08:25:26 Done writing file<br />File has been created in /home/morgan/billing/ninja/vendor/phpoffice/phpexcel/Examples<br />