08:30:26 Create new PHPExcel object<br />08:30:26 Set document properties<br />08:30:26 Add some data<br />08:30:26 Rename worksheet<br />08:30:26 Clone worksheet<br />08:30:26 Rename cloned worksheet<br />08:30:26 Write to Excel2007 format<br />08:30:26 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0167 seconds<br />08:30:26 Current memory usage: 3.75 MB<br />08:30:26 Peak memory usage: 3.75 MB<br />08:30:26 Done writing files<br />File has been created in D:\whospost\dvBackup20200407\vendor\phpoffice\phpexcel\Examples<br />