16:20:03 Create new PHPExcel object<br />16:20:03 Set document properties<br />16:20:03 Add some data<br />16:20:03 Rename worksheet<br />16:20:03 Set cell protection<br />16:20:03 Set sheet security<br />16:20:03 Write to Excel2007 format<br />16:20:03 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0017 seconds<br />16:20:03 Current memory usage: 1.5 MB<br />16:20:03 Peak memory usage: 1.5 MB<br />16:20:03 Done writing file<br />File has been created in /var/www/nsst/vendor/phpoffice/phpexcel/Examples<br />