17:29:02 Create new PHPExcel object<br />17:29:02 Set document properties<br />17:29:02 Add some data<br />17:29:02 Rename worksheet<br />17:29:02 Clone worksheet<br />17:29:02 Rename cloned worksheet<br />17:29:02 Write to Excel2007 format<br />17:29:02 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0135 seconds<br />17:29:02 Current memory usage: 1.75 MB<br />17:29:02 Peak memory usage: 1.75 MB<br />17:29:02 Done writing files<br />File has been created in /var/www/polr/vendor/phpoffice/phpexcel/Examples<br />