15:15:28 Create new PHPExcel object<br />15:15:28 Set document properties<br />15:15:28 Add some data<br />15:15:28 Rename worksheet<br />15:15:28 Set cell protection<br />15:15:28 Set sheet security<br />15:15:28 Write to Excel2007 format<br />15:15:28 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0096 seconds<br />15:15:28 Current memory usage: 3.75 MB<br />15:15:28 Peak memory usage: 3.75 MB<br />15:15:28 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />