08:47:57 Create new PHPExcel object<br />08:47:57 Set document properties<br />08:47:57 Add some data<br />08:47:57 Rename worksheet<br />08:47:57 Clone worksheet<br />08:47:57 Rename cloned worksheet<br />08:47:57 Write to Excel2007 format<br />08:47:57 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0033 seconds<br />08:47:57 Current memory usage: 1.75 MB<br />08:47:57 Peak memory usage: 1.75 MB<br />08:47:57 Done writing files<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />