18:35:53 Create new PHPExcel object<br />18:35:54 Set document properties<br />18:35:54 Add some data<br />18:35:54 Rename worksheet<br />18:35:54 Set document security<br />18:35:54 Set sheet security<br />18:35:54 Write to Excel2007 format<br />18:35:54 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0253 seconds<br />18:35:54 Current memory usage: 6 MB<br />18:35:54 Peak memory usage: 6 MB<br />18:35:54 Done writing file<br />File has been created in /home/htdocs/zhyl/vendor/PHPExcel/Examples<br />