22:13:23 Create new PHPExcel object<br />22:13:23 Set document properties<br />22:13:23 Add some data<br />22:13:23 Rename worksheet<br />22:13:23 Write to Excel2007 format<br />22:13:23 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0035 seconds<br />22:13:23 Current memory usage: 2 MB<br />22:13:23 Write to Excel5 format<br />22:13:23 File written to 01simple.xls<br />Call time to write Workbook was 0.0020 seconds<br />22:13:23 Current memory usage: 2 MB<br />22:13:23 Peak memory usage: 2 MB<br />22:13:23 Done writing files<br />Files have been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />