18:29:09 Create new PHPExcel object<br />18:29:09 Set document properties<br />18:29:09 Add some data<br />18:29:09 Rename worksheet<br />18:29:09 Set cell protection<br />18:29:09 Set sheet security<br />18:29:09 Write to Excel2007 format<br />18:29:09 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0092 seconds<br />18:29:09 Current memory usage: 3.75 MB<br />18:29:09 Peak memory usage: 3.75 MB<br />18:29:09 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />