23:33:57 Create new PHPExcel object<br />23:33:57 Set document properties<br />23:33:57 Add some data<br />23:33:57 Rename worksheet<br />23:33:57 Set document security<br />23:33:57 Set sheet security<br />23:33:57 Write to Excel2007 format<br />23:33:57 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0127 seconds<br />23:33:57 Current memory usage: 1 MB<br />23:33:57 Peak memory usage: 1 MB<br />23:33:57 Done writing file<br />File has been created in D:\abcd\ESSamp\ESSamp\wwwroot\2021BACK\PHPExcel\Examples<br />