19:32:20 Create new PHPExcel object
19:32:20 Set document properties
19:32:20 Add some data
19:32:20 Rename worksheet
19:32:20 Clone worksheet
19:32:20 Rename cloned worksheet
19:32:20 Write to Excel2007 format
19:32:20 File written to 38cloneWorksheet.xlsx
Call time to write Workbook was 0.0231 seconds
19:32:20 Current memory usage: 2 MB
19:32:20 Peak memory usage: 2 MB
19:32:20 Done writing files
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples