02:33:49 Create new PHPExcel object<br />02:33:49 Set document properties<br />02:33:49 Add data<br />02:33:49 Set data validation<br />02:33:49 Write to Excel2007 format<br />02:33:49 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0155 seconds<br />02:33:49 Current memory usage: 2 MB<br />02:33:49 Peak memory usage: 2 MB<br />02:33:49 Done writing file<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />