21:35:58 Create new PHPExcel object<br />21:35:58 Set document properties<br />21:35:58 Add some data<br />21:35:58 Rename worksheet<br />21:35:58 Set document security<br />21:35:58 Set sheet security<br />21:35:58 Write to Excel2007 format<br />21:35:58 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0223 seconds<br />21:35:58 Current memory usage: 5 MB<br />21:35:58 Peak memory usage: 5 MB<br />21:35:58 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />