12:30:20 Create new PHPExcel object<br />12:30:20 Set document properties<br />12:30:20 Add some data<br />12:30:20 Rename worksheet<br />12:30:20 Set cell protection<br />12:30:20 Set sheet security<br />12:30:20 Write to Excel2007 format<br />12:30:20 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0109 seconds<br />12:30:20 Current memory usage: 2 MB<br />12:30:20 Peak memory usage: 2 MB<br />12:30:20 Done writing file<br />File has been created in /var/www/html/elite-maasim/vendor/phpoffice/phpexcel/Examples<br />