12:20:15 Create new PHPExcel object<br />12:20:15 Set document properties<br />12:20:15 Add some data<br />12:20:15 Rename worksheet<br />12:20:15 Set cell protection<br />12:20:15 Set sheet security<br />12:20:15 Write to Excel2007 format<br />12:20:15 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0180 seconds<br />12:20:15 Current memory usage: 6 MB<br />12:20:15 Peak memory usage: 6 MB<br />12:20:15 Done writing file<br />File has been created in /var/www/html/elite-telabastagan/vendor/phpoffice/phpexcel/Examples<br />