21:27:15 Create new PHPExcel object<br />21:27:15 Set document properties<br />21:27:15 Add some data<br />21:27:15 Rename worksheet<br />21:27:15 Set cell protection<br />21:27:15 Set sheet security<br />21:27:15 Write to Excel2007 format<br />21:27:15 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0157 seconds<br />21:27:15 Current memory usage: 3.75 MB<br />21:27:15 Peak memory usage: 3.75 MB<br />21:27:15 Done writing file<br />File has been created in D:\whospost\dv\vendor\phpoffice\phpexcel\Examples<br />