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