23:38:50 Create new PHPExcel object<br />23:38:50 Set document properties<br />23:38:50 Add some data<br />23:38:50 Rename worksheet<br />23:38:50 Clone worksheet<br />23:38:50 Rename cloned worksheet<br />23:38:50 Write to Excel2007 format<br />23:38:50 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0064 seconds<br />23:38:50 Current memory usage: 2 MB<br />23:38:50 Peak memory usage: 2 MB<br />23:38:50 Done writing files<br />File has been created in /var/www/html/petroerp3/vendor/phpoffice/phpexcel/Examples<br />