13:00:57 Create new PHPExcel object<br />13:00:57 Set document properties<br />13:00:57 Add some data<br />13:00:57 Rename worksheet<br />13:00:57 Set document security<br />13:00:57 Set sheet security<br />13:00:57 Write to Excel2007 format<br />13:00:57 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0308 seconds<br />13:00:57 Current memory usage: 12 MB<br />13:00:57 Peak memory usage: 12 MB<br />13:00:57 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />