38 Clone worksheet

17:57:55 Create new Spreadsheet object
17:57:55 Set document properties
17:57:55 Add some data
17:57:55 Rename worksheet
17:57:55 Clone worksheet
17:57:55 Rename cloned worksheet
17:57:55 Write Xlsx format to /tmp/phpspreadsheet/38_Clone_worksheet.xlsx in 0.0033 seconds
17:57:55 Write Xls format to /tmp/phpspreadsheet/38_Clone_worksheet.xls in 0.0086 seconds
17:57:55 Peak memory usage: 6MB