40 Duplicate style

18:15:45 Create new Spreadsheet object
18:15:45 Create styles array
18:15:45 Add data (begin)
18:15:45 Add data (end), time: 0.49 s
18:15:45 Write Excel2007 format to /tmp/phpspreadsheet/40_Duplicate_style.xlsx in 0.0857 seconds
18:15:45 Write Excel5 format to /tmp/phpspreadsheet/40_Duplicate_style.xls in 0.0677 seconds
18:15:45 Peak memory usage: 8MB