13:53:55 Create new PHPExcel object<br />13:53:55 Set document properties<br />13:53:55 Add some data<br />13:53:55 Rename worksheet<br />13:53:55 Clone worksheet<br />13:53:55 Rename cloned worksheet<br />13:53:55 Write to Excel2007 format<br />13:53:55 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0151 seconds<br />13:53:55 Current memory usage: 4 MB<br />13:53:55 Peak memory usage: 4 MB<br />13:53:55 Done writing files<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />