16:33:50 Create new PHPExcel object<br />16:33:50 Set document properties<br />16:33:50 Add some data<br />16:33:50 Rename worksheet<br />16:33:50 Clone worksheet<br />16:33:50 Rename cloned worksheet<br />16:33:50 Write to Excel2007 format<br />16:33:50 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0149 seconds<br />16:33:50 Current memory usage: 5 MB<br />16:33:50 Peak memory usage: 5 MB<br />16:33:50 Done writing files<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />