18:54:08 Create new PHPExcel object<br />18:54:08 Set document properties<br />18:54:08 Add some data<br />18:54:08 Rename worksheet<br />18:54:08 Set cell protection<br />18:54:08 Set sheet security<br />18:54:08 Write to Excel2007 format<br />18:54:08 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0105 seconds<br />18:54:08 Current memory usage: 5 MB<br />18:54:08 Peak memory usage: 5 MB<br />18:54:08 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4e/vendor/phpoffice/phpexcel/Examples<br />