13:26:11 Create new PHPExcel object<br />13:26:11 Set document properties<br />13:26:11 Add some data<br />13:26:11 Rename worksheet<br />13:26:11 Clone worksheet<br />13:26:11 Rename cloned worksheet<br />13:26:11 Write to Excel2007 format<br />13:26:11 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0230 seconds<br />13:26:11 Current memory usage: 6 MB<br />13:26:11 Peak memory usage: 6 MB<br />13:26:11 Done writing files<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />