21:37:23 Create new PHPExcel object<br />21:37:23 Set document properties<br />21:37:23 Add some data<br />21:37:23 Rename worksheet<br />21:37:23 Set document security<br />21:37:23 Set sheet security<br />21:37:23 Write to Excel5 format<br />21:37:23 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0032 seconds<br />21:37:23 Current memory usage: 1.75 MB<br />21:37:23 Peak memory usage: 1.75 MB<br />21:37:23 Done writing file<br />File has been created in /var/www/igeotrack/vendor/phpoffice/phpexcel/Examples<br />