01:32:09 Create new PHPExcel object<br />01:32:09 Set document properties<br />01:32:09 Add some data<br />01:32:09 Rename worksheet<br />01:32:09 Clone worksheet<br />01:32:09 Rename cloned worksheet<br />01:32:09 Write to Excel2007 format<br />01:32:09 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0202 seconds<br />01:32:09 Current memory usage: 6 MB<br />01:32:09 Peak memory usage: 6 MB<br />01:32:09 Done writing files<br />File has been created in /var/www/backup/vendor/phpoffice/phpexcel/Examples<br />