22:35:56 Create new PHPExcel object
22:35:56 Set document properties
22:35:56 Add some data
22:35:56 Rename worksheet
22:35:56 Clone worksheet
22:35:56 Rename cloned worksheet
22:35:56 Write to Excel2007 format
22:35:56 File written to 38cloneWorksheet.xlsx
Call time to write Workbook was 0.0237 seconds
22:35:56 Current memory usage: 6 MB
22:35:56 Peak memory usage: 6 MB
22:35:56 Done writing files
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples