10:21:10 Create new PHPExcel object<br />10:21:10 Set document properties<br />10:21:10 Add some data<br />10:21:10 Rename worksheet<br />10:21:10 Clone worksheet<br />10:21:10 Rename cloned worksheet<br />10:21:10 Write to Excel2007 format<br />10:21:10 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0060 seconds<br />10:21:10 Current memory usage: 2 MB<br />10:21:10 Peak memory usage: 2 MB<br />10:21:10 Done writing files<br />File has been created in /home/acadcooker/edu.acadcooker.ru/vendor/phpoffice/phpexcel/Examples<br />