11:28:13 Create new PHPExcel object<br />11:28:13 Set document properties<br />11:28:13 Add some data<br />11:28:13 Rename worksheet<br />11:28:13 Set document security<br />11:28:13 Set sheet security<br />11:28:13 Write to Excel2007 format<br />11:28:13 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0043 seconds<br />11:28:13 Current memory usage: 2 MB<br />11:28:13 Peak memory usage: 2 MB<br />11:28:13 Done writing file<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />