19:22:49 Create new PHPExcel object<br />19:22:49 Set document properties<br />19:22:49 Add some data<br />19:22:49 Rename worksheet<br />19:22:49 Set document security<br />19:22:49 Set sheet security<br />19:22:49 Write to Excel5 format<br />19:22:49 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0188 seconds<br />19:22:49 Current memory usage: 2 MB<br />19:22:49 Peak memory usage: 2 MB<br />19:22:49 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />