12:10:22 Create new PHPExcel object<br />12:10:22 Set document properties<br />12:10:22 Add some data<br />12:10:22 Rename worksheet<br />12:10:22 Clone worksheet<br />12:10:22 Rename cloned worksheet<br />12:10:22 Write to Excel2007 format<br />12:10:22 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0133 seconds<br />12:10:22 Current memory usage: 4 MB<br />12:10:22 Peak memory usage: 4 MB<br />12:10:22 Done writing files<br />File has been created in /var/www/html/Quetzal/vendor/phpoffice/phpexcel/Examples<br />