08:19:29 Create new PHPExcel object<br />08:19:29 Set document properties<br />08:19:29 Add some data<br />08:19:29 Rename worksheet<br />08:19:29 Clone worksheet<br />08:19:29 Rename cloned worksheet<br />08:19:29 Write to Excel2007 format<br />08:19:29 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0087 seconds<br />08:19:29 Current memory usage: 6 MB<br />08:19:29 Peak memory usage: 6 MB<br />08:19:29 Done writing files<br />File has been created in /var/www/html/add/qilan/laravel/vendor/phpoffice/phpexcel/Examples<br />