22:48:54 Create new PHPExcel object<br />22:48:54 Set document properties<br />22:48:54 Add some data<br />22:48:54 Rename worksheet<br />22:48:54 Set document security<br />22:48:54 Set sheet security<br />22:48:54 Write to Excel2007 format<br />22:48:54 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0211 seconds<br />22:48:54 Current memory usage: 6 MB<br />22:48:54 Peak memory usage: 6 MB<br />22:48:54 Done writing file<br />File has been created in /home/htdocs/zhyl/vendor/PHPExcel/Examples<br />