10:04:24 Create new PHPExcel object<br />10:04:24 Set document properties<br />10:04:24 Add some data<br />10:04:24 Rename worksheet<br />10:04:24 Clone worksheet<br />10:04:24 Rename cloned worksheet<br />10:04:24 Write to Excel2007 format<br />10:04:24 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0312 seconds<br />10:04:24 Current memory usage: 3.75 MB<br />10:04:24 Peak memory usage: 3.75 MB<br />10:04:24 Done writing files<br />File has been created in D:\phpStudy\WWW\newfile\newExcel2\PHPExcel\Examples<br />