20:49:29 Create new PHPExcel object
20:49:29 Set document properties
20:49:29 Add some data
20:49:29 Rename worksheet
20:49:29 Clone worksheet
20:49:29 Rename cloned worksheet
20:49:29 Write to Excel2007 format
20:49:29 File written to 38cloneWorksheet.xlsx
Call time to write Workbook was 0.0193 seconds
20:49:29 Current memory usage: 5.25 MB
20:49:29 Peak memory usage: 5.25 MB
20:49:29 Done writing files
File has been created in /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples