20:38:27 Create new PHPExcel object<br />20:38:27 Set document properties<br />20:38:27 Add some data<br />20:38:27 Rename worksheet<br />20:38:27 Clone worksheet<br />20:38:27 Rename cloned worksheet<br />20:38:27 Write to Excel2007 format<br />20:38:27 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0412 seconds<br />20:38:27 Current memory usage: 6 MB<br />20:38:27 Peak memory usage: 6 MB<br />20:38:27 Done writing files<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />