12:38:52 Create new PHPExcel object<br />12:38:52 Set document properties<br />12:38:52 Add some data<br />12:38:52 Rename worksheet<br />12:38:52 Clone worksheet<br />12:38:52 Rename cloned worksheet<br />12:38:52 Write to Excel2007 format<br />12:38:52 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0076 seconds<br />12:38:52 Current memory usage: 1 MB<br />12:38:52 Peak memory usage: 1 MB<br />12:38:52 Done writing files<br />File has been created in /home/bjgrgao/www/cuaderno/PHPExcel_1/Examples<br />