16:31:06 Create new PHPExcel object<br />16:31:06 Set document properties<br />16:31:06 Add some data<br />16:31:06 Rename worksheet<br />16:31:06 Clone worksheet<br />16:31:06 Rename cloned worksheet<br />16:31:06 Write to Excel2007 format<br />16:31:07 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0227 seconds<br />16:31:07 Current memory usage: 4 MB<br />16:31:07 Peak memory usage: 4 MB<br />16:31:07 Done writing files<br />File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples<br />