21:54:42 Create new PHPExcel object<br />21:54:42 Set document properties<br />21:54:42 Add some data<br />21:54:42 Rename worksheet<br />21:54:42 Set cell protection<br />21:54:42 Set sheet security<br />21:54:42 Write to Excel2007 format<br />21:54:42 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0095 seconds<br />21:54:42 Current memory usage: 2 MB<br />21:54:42 Peak memory usage: 2 MB<br />21:54:42 Done writing file<br />File has been created in /var/www/customs_rongma/vendor/phpoffice/phpexcel/Examples<br />