19:30:52 Create new PHPExcel object
19:30:52 Set document properties
19:30:52 Add some data
19:30:52 Rename worksheet
19:30:52 Clone worksheet
19:30:52 Rename cloned worksheet
19:30:52 Write to Excel2007 format
19:30:52 File written to 38cloneWorksheet.xlsx
Call time to write Workbook was 0.0191 seconds
19:30:52 Current memory usage: 5.25 MB
19:30:52 Peak memory usage: 5.25 MB
19:30:52 Done writing files
File has been created in /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples