12:45:18 Create new PHPExcel object<br />12:45:18 Set document properties<br />12:45:18 Add some data<br />12:45:18 Rename worksheet<br />12:45:18 Clone worksheet<br />12:45:18 Rename cloned worksheet<br />12:45:18 Write to Excel2007 format<br />12:45:18 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0245 seconds<br />12:45:18 Current memory usage: 6 MB<br />12:45:18 Peak memory usage: 6 MB<br />12:45:18 Done writing files<br />File has been created in D:\dev\sklad\vendor\phpoffice\phpexcel\Examples<br />