38 Clone worksheet

20:57:07 Create new Spreadsheet object
20:57:07 Set document properties
20:57:07 Add some data
20:57:07 Rename worksheet
20:57:07 Clone worksheet
20:57:07 Rename cloned worksheet
20:57:07 Write Xlsx format to /tmp/phpspreadsheet/38_Clone_worksheet.xlsx in 0.0033 seconds
20:57:07 Write Xls format to /tmp/phpspreadsheet/38_Clone_worksheet.xls in 0.0034 seconds
20:57:07 Peak memory usage: 2MB