14:57:22 Create new PHPExcel object<br />14:57:22 Set document properties<br />14:57:22 Add some data<br />14:57:22 Rename worksheet<br />14:57:22 Set cell protection<br />14:57:22 Set sheet security<br />14:57:22 Write to Excel2007 format<br />14:57:22 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0146 seconds<br />14:57:22 Current memory usage: 4 MB<br />14:57:22 Peak memory usage: 4 MB<br />14:57:22 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />