23:18:35 Create new PHPExcel object<br />23:18:35 Set document properties<br />23:18:35 Add some data<br />23:18:35 Rename worksheet<br />23:18:35 Clone worksheet<br />23:18:35 Rename cloned worksheet<br />23:18:35 Write to Excel2007 format<br />23:18:35 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0203 seconds<br />23:18:35 Current memory usage: 5 MB<br />23:18:35 Peak memory usage: 5 MB<br />23:18:35 Done writing files<br />File has been created in /alidata/www/jiandance/vendor/phpoffice/phpexcel/Examples<br />