12:28:57 Create new PHPExcel object<br />12:28:57 Set document properties<br />12:28:57 Add some data<br />12:28:57 Rename worksheet<br />12:28:57 Clone worksheet<br />12:28:57 Rename cloned worksheet<br />12:28:57 Write to Excel2007 format<br />12:28:57 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0232 seconds<br />12:28:57 Current memory usage: 3.75 MB<br />12:28:57 Peak memory usage: 3.75 MB<br />12:28:57 Done writing files<br />File has been created in D:\whospost\dv\vendor\phpoffice\phpexcel\Examples<br />