01:00:46 Create new PHPExcel object<br />01:00:46 Set document properties<br />01:00:46 Add some data<br />01:00:46 Rename worksheet<br />01:00:46 Clone worksheet<br />01:00:46 Rename cloned worksheet<br />01:00:46 Write to Excel2007 format<br />01:00:46 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0232 seconds<br />01:00:46 Current memory usage: 6 MB<br />01:00:46 Peak memory usage: 6 MB<br />01:00:46 Done writing files<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />