12:48:00 Create new PHPExcel object<br />12:48:00 Set document properties<br />12:48:00 Add some data<br />12:48:00 Rename worksheet<br />12:48:00 Set cell protection<br />12:48:00 Set sheet security<br />12:48:00 Write to Excel2007 format<br />12:48:00 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0156 seconds<br />12:48:00 Current memory usage: 6 MB<br />12:48:00 Peak memory usage: 6 MB<br />12:48:00 Done writing file<br />File has been created in /var/www/html/elite-smart-tech/vendor/phpoffice/phpexcel/Examples<br />