12:27:58 Create new PHPExcel object<br />12:27:58 Set document properties<br />12:27:58 Add some data<br />12:27:58 Rename worksheet<br />12:27:58 Set cell protection<br />12:27:58 Set sheet security<br />12:27:58 Write to Excel2007 format<br />12:27:58 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0134 seconds<br />12:27:58 Current memory usage: 4 MB<br />12:27:58 Peak memory usage: 4 MB<br />12:27:58 Done writing file<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />