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