14:57:24 Create new PHPExcel object<br />14:57:24 Set document properties<br />14:57:24 Add some data<br />14:57:24 Rename worksheet<br />14:57:24 Clone worksheet<br />14:57:24 Rename cloned worksheet<br />14:57:24 Write to Excel2007 format<br />14:57:24 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0149 seconds<br />14:57:24 Current memory usage: 4 MB<br />14:57:24 Peak memory usage: 4 MB<br />14:57:24 Done writing files<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />