20:35:33 Create new PHPExcel object<br />20:35:33 Set document properties<br />20:35:33 Add some data<br />20:35:33 Rename worksheet<br />20:35:33 Clone worksheet<br />20:35:33 Rename cloned worksheet<br />20:35:33 Write to Excel2007 format<br />20:35:33 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0209 seconds<br />20:35:33 Current memory usage: 3.75 MB<br />20:35:33 Peak memory usage: 3.75 MB<br />20:35:33 Done writing files<br />File has been created in D:\whospost\dvBackup20200407\vendor\phpoffice\phpexcel\Examples<br />