18:51:18 Create new PHPExcel object<br />18:51:18 Set document properties<br />18:51:18 Add some data<br />18:51:18 Rename worksheet<br />18:51:18 Set cell protection<br />18:51:18 Set sheet security<br />18:51:18 Write to Excel2007 format<br />18:51:18 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0104 seconds<br />18:51:18 Current memory usage: 4 MB<br />18:51:18 Peak memory usage: 4 MB<br />18:51:18 Done writing file<br />File has been created in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples<br />